Chapter LI: Bella (45)

OBTUSE Ob*tuse". a. [Compar. Obtuser (; superl. Obtusest.] Etym: [L. obtusus, p.p. of obtundere to blunt: cf. F. obtus. See Obtund.]

1. Not pointed or acute; blunt; -- applied esp. to angles greater than a right angle, or containing more than ninety degrees.

2. Not having acute sensibility or perceptions; dull; stupid; as, obtuse senses. Milton.

3. Dull; deadened; as, obtuse sound. Johnson.

OBTUSE-ANGLED; OBTUSE-ANGULAR Ob*tuse"-an`gled, ob*tuse"-an`gu*lar, a.

Defn: Having an obtuse angle; as, an obtuse-angled triangle.

OBTUSELY Ob*tuse"ly, adv.

Defn: In an obtuse manner.

OBTUSENESS Ob*tuse"ness, n.

Defn: State or quality of being obtuse.

OBTUSION Ob*tu"sion (, n. Etym: [L. obtusio, from obtundere to blunt. See Obtund.]

1. The act or process of making obtuse or blunt.

2. The state of being dulled or blunted; as, the obtusion of the senses. Harvey.

OBTUSITY Ob*tu"si*ty, n.

Defn: Obtuseness. Lond. Quart. Rev.

OBUMBRANT Ob*um"brant, a. Etym: [L.obumbrans, p.pr.] (Zoöl.)

Defn: Overhanging; as, obumbrant feathers.

OBUMBRATE Ob*um"brate, v. t. Etym: [L. obumbratus, p.p. of obumbrare to overshadow, cloud; ob + umbrare to shade.]

Defn: To shade; to darken; to cloud. [R.] Howell.

OBUMBRATION Ob`um*bra"tion, n. Etym: [L. obumbratio.]

Defn: Act of darkening or obscuring. [R.] Sir T. More.

OBUNCOUS Ob*un"cous, a. Etym: [L. obuncus; ob (see Ob-) + uncus hooked.]

Defn: Hooked or crooked in an extreme degree. Maunder.

OBVENTION Ob*ven"tion, n. Etym: [L. obvention, fr. obvenire to come before or in the way of, to befall; ob (see Ob-) + venire to come: cf.F. obvention.]

Defn: The act of happening incidentally; that which happens casually; an incidental advantage; an occasional offering. [Obs.] "Tithes and other obventions." Spenser. Legacies bequeathed by the deaths of princes and great persons, and other casualities and obventions. Fuller.

OBVERSANT Ob*vers"ant, a. Etym: [L. obversans, p.pr. of obversari to hover before; ob (see Ob-) + versare to move about.]

Defn: Conversant; familiar. [Obs.] Bacon.

OBVERSE Ob*verse", a. Etym: [L. obversus, p.p. of obvertere. See Obvert.]

Defn: Having the base, or end next the attachment, narrower than the top, as a leaf.

OBVERSE Ob"verse, n. Etym: [Cf.F. obverse, obvers. See Obverse, a.]

1. The face of a coin which has the principal image or inscription upon it; -- the other side being the reverse.

2. Anything necessarily involved in, or answering to, another; the more apparent or conspicuous of two possible sides, or of two corresponding things. The fact that it [a belief] invariably exists being the obverse of the fact that there is no alternative belief. H. Spencer.

OBVERSELY Ob*verse"ly, adv.

Defn: In an obverse manner.

OBVERSION Ob*ver"sion, n. Etym: [L. obversio a turning towards.]

1. The act of turning toward or downward.

2. (Logic)

Defn: The act of immediate inference, by which we deny the opposite of anything which has been affirmed; as, all men are mortal; then, by obversion, no men are immortal. This is also described as "immediate inference by privative conception." Bain.

OBVERT Ob*vert", v. t. [imp. & p. p. Obverted; p. pr. & vb. n. Obverting.] Etym: [L. obvertere; ob (see Ob-) + vertere to turn. See Verse.]

Defn: To turn toward. If its base be obverted towards us. I. Watts.

OBVIATE Ob"vi*ate, v. t. [imp. & p. p. Obviated; p. pr. & vb. n. Obviating.] Etym: [L. obviare; ob (see Ob-) + viare to go, fr. via way. See Voyage.]

1. To meet in the way. [Obs.] Not to stir a step to obviate any of a different religion. Fuller.

2. To anticipate; to prevent by interception; to remove from the way or path; to make unnecessary; as, to obviate the necessity of going. To lay down everything in its full light, so as to obviate all exceptions. Woodward.

OBVIATION Ob`vi*a"tion, n.

Defn: The act of obviating, or the state of being obviated.

OBVIOUS Ob"vi*ous, a. Etym: [L. obvius; ob (see Ob-) + via way. See Voyage.]

1. Opposing; fronting. [Obs.] To the evil turn My obvious breast. Milton.

2. Exposed; subject; open; liable. [Obs.] "Obvious to dispute." Milton.

3. Easily discovered, seen, or understood; readily perceived by the eye or the intellect; plain; evident; apparent; as, an obvious meaning; an obvious remark. Apart and easy to be known they lie, Amidst the heap, and obvious to the eye. Pope.

Syn. -- Plain; clear; evident. See Manifest. -- Ob"vi*ous*ly, adv. -- Ob"vi*ous-ness, n.

OBVOLUTE; OBVOLUTED Ob"vo*lute, Ob`vo*lu"ted, a. Etym: [L. obvolutus, p.p. of obvolvere to wrap round; ob (see Ob-) + volvere to roll.]

Defn: Overlapping; contorted; convolute; -- applied primarily, in botany, to two opposite leaves, each of which has one edge overlapping the nearest edge of the other, and secondarily to a circle of several leaves or petals which thus overlap.

OBY O"by, n.

Defn: See Obi.

OCA O"ca, n. Etym: [Sp.] (Bot.)

Defn: A Peruvian name for certain species of Oxalis (O. crenata, and O. tuberosa) which bear edible tubers.

OCARINA Oc`a*ri"na, n. [Cf. It. carino pretty.] (Mus.)

Defn: A kind of small simple wind instrument.

OCCAMY Oc"ca*my, n. Etym: [A corruption of alchemy.]

Defn: An alloy imitating gold or silver. [Written also ochimy, ochymy, etc.]

OCCASION Oc*ca"sion, n. Etym: [F. occasion, L. occasio, fr.occidere, occasum, to fall down; ob (see Ob-) + cadere to fall. See Chance, and cf. Occident.]

1. A falling out, happening, or coming to pass; hence, that which falls out or happens; occurrence; incident. The unlooked-for incidents of family history, and its hidden excitements, and its arduous occasions. I. Taylor.

2. A favorable opportunity; a convenient or timely chance; convenience. Sin, taking occasion by the commandment, deceived me. Rom. vii. 11. I'll take the occasion which he gives to bring Him to his death. Waller.

3. An occurrence or condition of affairs which brings with it some unlooked-for event; that which incidentally brings to pass an event, without being its efficient cause or sufficient reason; accidental or incidental cause. Her beauty was the occasion of the war. Dryden.

4. Need; exigency; requirement; necessity; as, I have no occasion for firearms. After we have served ourselves and our own occasions. Jer. Taylor. When my occasions took me into France. Burke.

5. A reason or excuse; a motive; a persuasion. Whose manner was, all passengers to stay, And entertain with her occasions sly. Spenser. On occasion, in case of need; in necessity; as convenience requires; occasionally. "That we might have intelligence from him on occasion," De Foe.

Syn. -- Need; incident; use. See Opportunity.

OCCASION Oc*ca"sion, v. t. [imp. & p. p. Occasioned; p. pr. & vb. n. Occasioning.] Etym: [Cf.F. occasionner.]

Defn: To give occasion to; to cause; to produce; to induce; as, to occasion anxiety. South. If we inquire what it is that occasions men to make several combinations of simple ideas into distinct modes. Locke.

OCCASIONABLE Oc*ca"sion*a*ble, a.

Defn: Capable of being occasioned or caused. Barrow.

OCCASIONAL Oc*ca"sion*al, a. Etym: [Cf.F. occasionnel.]

1. Of or pertaining to an occasion or to occasions; occuring at times, but not constant, regular, or systematic; made or happening as opportunity requires or admits; casual; incidental; as, occasional remarks, or efforts. The... occasional writing of the present times. Bagehot.

2. Produced by accident; as, the occasional origin of a thing. [Obs.] Sir T. Browne. Occasional cause (Metaph.), some circumstance preceding an effect which, without being the real cause, becomes the occasion of the action of the efficient cause; thus, the act of touching gunpowder with fire is the occasional, but not the efficient, cause of an explosion.

OCCASIONALISM Oc*ca"sion*al*ism, n. (Metaph.)

Defn: The system of occasional causes; -- a name given to certain theories of the Cartesian school of philosophers, as to the intervention of the First Cause, by which they account for the apparent reciprocal action of the soul and the body.

OCCASIONALITY Oc*ca`sion*al"i*ty, n.

Defn: Quality or state of being occasional; occasional occurrence. [R.]

OCCASIONALLY Oc*ca"sion*al*ly, adv.

Defn: In an occasional manner; on occasion; at times, as convenience requires or opportunity offers; not regularly. Stewart. The one, Wolsey, directly his subject by birth; the other, his subject occasionally by his preferment. Fuller.

OCCASIONATE Oc*ca"sion*ate, v. t.

Defn: To occasion. [Obs.] The lowest may occasionate much ill. Dr. H. More.

OCCASIONER Oc*ca"sion*er, n.

Defn: One who, or that which, occasions, causes, or produces. Bp. Sanderson.

OCCASIVE Oc*ca"sive, a. Etym: [L. occasivus, fr. occasus a going down, setting of the heavenly bodies, fr. occidere to fall or down. See Occasion.]

Defn: Of or pertaining to the setting sun; falling; descending; western.

OCCECATION Oc*ce*ca"tion, n. Etym: [L. occaecatio, fr. occaecare to make blind; ob + caecare to blind, fr. caecus blind.]

Defn: The act of making blind, or the state of being blind. [R.] "This inward occecation." Bp. Hall.

OCCIDENT Oc"ci*dent, n. Etym: [F., fr. L. occidens, occidentis, fr. occidents, p.pr. of occidere to fall or go down. See Occasion.]

Defn: The part of the horizon where the sun last appears in the evening; that part of the earth towards the sunset; the west; -- opposed to orient. Specifically, in former times, Europe as opposed to Asia; now, also, the Western hemisphere. Chaucer. I may wander from east to occident. Shak.

OCCIDENTAL Oc`ci*den"tal, a. Etym: [L. occidentalis; cf. F.occidental.]

1. Of, pertaining to, or situated in, the occident, or west; western; -- opposed to oriental; as, occidental climates, or customs; an occidental planet.

2. Possessing inferior hardness, brilliancy, or beauty; -- used of inferior precious stones and gems, because those found in the Orient are generally superior.

OCCIDENTALS Oc`ci*den"tals, n.pl. (Eccl.)

Defn: Western Christians of the Latin rite. See Orientals. Shipley.

OCCIDUOUS Oc*cid"u*ous, a. Etym: [L. occiduus, fr. occidere to go down.]

Defn: Western; occidental. [R.] Blount.

OCCIPITAL Oc*cip"i*tal, a. Etym: [Cf. F. occipital.] (Anat.)

Defn: Of or pertaining to the occiput, or back part of the head, or to the occipital bone. Occipital bone (Anat.), the bone which forms the posterior segment of the skull and surrounds the great foramen by which the spinal cord leaves the cranium. In the higher vertebrates it is usually composed of four bones, which become consolidated in the adult. -- Occipital point (Anat.), the point of the occiput in the mesial plane farthest from the ophryon.

OCCIPITAL Oc*cip"i*tal, n. (Anat.)

Defn: The occipital bone.

OCCIPITO- Oc*cip"i*to- (. Etym: [See Occiput.]

Defn: A combining form denoting relation to, or situation near, the occiput; as, occipito-axial; occipito-mastoid.

OCCIPITOAXIAL Oc*cip`i*to*ax"i*al, a. (Anat.)

Defn: Of or pertaining to the occipital bone and second vertebra, or axis.

OCCIPUT Oc"ci*put, n.; pl. L. Occipita, E. Occiputs. Etym: [L., fr. ob (see Ob-) + caput head. See Chief.]

1. (Anat.)

Defn: The back, or posterior, part of the head or skull; the region of the occipital bone.

2. (Zoöl.)

Defn: A plate which forms the back part of the head of insects.

OCCISION Oc*ci"sion, n. Etym: [L.occisio, fr. occidere, occisium, to cut down, to kill; ob (see Ob-) + caedere to cut.]

Defn: A killing; the act of killing. [Obs.] Sir M. Hale.

OCCLUDE Oc*clude", v. t. Etym: [L. occludere, occlusum; ob (see Ob-) + claudere to shut.]

1. To shut up; to close. Sir T. Browne.

2. (Chem.)

Defn: To take in and retain; to absorb; -- said especially with respect to gases; as iron, platinum, and palladium occlude large volumes of hydrogen.

OCCLUDENT Oc*clud"ent, a. Etym: [L.occludens, p.pr. of occludere.]

Defn: Serving to close; shutting up. -- n.

Defn: That which closes or shuts up. Sterne.

OCCLUSE Oc*cluse", a. Etym: [L. occlusus, p.p. See Occlude.]

Defn: Shut; closed. [Obs.] Holder.

OCCLUSION Oc*clu"sion, n. Etym: [See Occlude.]

1. The act of occluding, or the state of being occluded. Constriction and occlusion of the orifice. Howell.

2. (Med.)

Defn: The transient approximation of the edges of a natural opening; imperforation. Dunglison. Occlusion of gases (Chem. & Physics), the phenomenon of absorbing gases, as exhibited by platinum, palladium, iron, or charcoal; thus, palladium absorbs, or occludes, nearly a thousand times its own volume of hydrogen, and in this case a chemical compound seems to be formed.

OCCRUSTATE Oc*crus"tate, v. t. Etym: [See Ob-, and Crustated.]

Defn: To incrust; to harden. [Obs.] Dr. H. More.

OCCULT Oc*cult", a. Etym: [L. occultus, p.p. of occulere to cover up, hide; ob (see Ob-) + a root prob.akin to E. hell: cf. F. occulte.]

Defn: Hidden from the eye or the understanding; inviable; secret; concealed; unknown. It is of an occult kind, and is so insensible in its advances as to escape observation. I. Taylor. Occult line (Geom.), a line drawn as a part of the construction of a figure or problem, but not to appear in the finished plan. -- Occult qualities, those qualities whose effects only were observed, but the nature and relations of whose productive agencies were undetermined; -- so called by the schoolmen. -- Occult sciences, those sciences of the Middle Ages which related to the supposed action or influence of occult qualities, or supernatural powers, as alchemy, magic, necromancy, and astrology.

OCCULT Oc*cult", v. t.

Defn: To eclipse; to hide from sight.

OCCULTATION Oc`cul*ta"tion, n. Etym: [L. occultatio a hiding, fr. occultare, v. intens. of occulere: cf.F. occultation. See Occult.]

1. (Astron.)

Defn: The hiding of a heavenly body from sight by the intervention of some other of the heavenly bodies; -- applied especially to eclipses of stars and planets by the moon, and to the eclipses of satellites of planets by their primaries.

2. Fig.: The state of being occult. The reappearance of such an author after those long periods of occultation. Jeffrey. Circle of perpetual occultation. See under Circle.

OCCULTED Oc*cult"ed, a.

1. Hidden; secret. [Obs.] Shak.

2. (Astron.)

Defn: Concealed by the intervention of some other heavenly body, as a star by the moon.

OCCULTING Oc*cult"ing, n.

Defn: Same as Occultation.

OCCULTISM Oc*cult"ism, n.

Defn: A certain Oriental system of theosophy. A. P. Sinnett.

OCCULTIST Oc*cult"ist, n.

Defn: An adherent of occultism.

OCCULTLY Oc*cult"ly, adv.

Defn: In an occult manner.

OCCULTNESS Oc*cult"ness, n.

Defn: State or quality of being occult.

OCCUPANCY Oc"cu*pan*cy, n. Etym: [See Occupant.]

Defn: The act of taking or holding possession; possession; occupation. Title by occupancy (Law), a right of property acquired by taking the first possession of a thing, or possession of a thing which belonged to nobody, and appropriating it. Blackstone. Kent.

OCCUPANT Oc"cu*pant, n. Etym: [L. occupans, p.pr. of occupare: cf. F. occupant. See Occupy.]

1. One who occupies, or takes possession; one who has the actual use or possession, or is in possession, of a thing.

Note: This word, in law, sometimes signifies one who takes the first possession of a thing that has no owner.

2. A prostitute. [Obs.] Marston.

OCCUPATE Oc"cu*pate, v. t. Etym: [L. occupatus, p.p. of occupare. See Occupy.]

Defn: To occupy. [Obs.] Bacon.

OCCUPATION Oc`cu*pa"tion, n. Etym: [L. occupatio: cf.F. occupation.]

1. The act or process of occupying or taking possession; actual possession and control; the state of being occupied; a holding or keeping; tenure; use; as, the occupation of lands by a tenant.

2. That which occupies or engages the time and attention; the principal business of one's life; vocation; employment; calling; trade. Absence of occupation is not rest. Cowper. Occupation bridge (Engin.), a bridge connecting the parts of an estate separated by a railroad, a canal, or an ordinary road.

Syn. -- Occupancy; possession; tenure; use; employment; avocation; engagement; vocation; calling; office; trade; profession.

OCCUPIER Oc"cu*pi`er, n.

1. One who occupies, or has possession.

2. One who follows an employment; hence, a tradesman. [Obs.] "Merchants and occupiers." Holland. The occupiers of thy merchandise. Ezek. xxvii. 27.

OCCUPY Oc"cu*py, v. t. [imp. & p. p. Occupied; p. pr. & vb. n. Occupying.] Etym: [OE. occupien, F. occuper, fr.L. occupare; ob (see Ob-) + a word akin to capere to take. See Capacious.]

1. To take or hold possession of; to hold or keep for use; to possess. Woe occupieth the fine [/end] of our gladness. Chaucer. The better apartments were already occupied. W. Irving .

2. To hold, or fill, the dimensions of; to take up the room or space of; to cover or fill; as, the camp occupies five acres of ground. Sir J. Herschel.

3. To possess or use the time or capacity of; to engage the service of; to employ; to busy. An archbishop may have cause to occupy more chaplains than six. Eng. Statute (Hen. VIII. ) They occupied themselves about the Sabbath. 2 Macc. viii. 27.

4. To do business in; to busy one's self with. [Obs.] All the ships of the sea, with their mariners, were in thee to occupy the merchandise. Ezek. xxvii. 9. Not able to occupy their old crafts. Robynson (More's Utopia).

5. To use; to expend; to make use of. [Obs.] All the gold that was occupied for the work. Ex. xxxviii. 24. They occupy not money themselves. Robynson (More's Utopia).

6. To have sexual intercourse with. [Obs.] Nares.

OCCUPY Oc"cu*py, v. i.

1. To hold possession; to be an occupant. "Occupy till I come." Luke xix. 13.

2. To follow business; to traffic.

OCCUR Oc*cur", v. i. [imp. & p. p. Occurred(); p. pr. & vb. n. Occurring.] Etym: [L. occurrere, occursum; ob (see Ob-) + currere to run. See Course.]

1. To meet; to clash. [Obs.] The resistance of the bodies they occur with. Bentley.

2. To go in order to meet; to make reply. [Obs.] I must occur to one specious objection. Bentley.

3. To meet one's eye; to be found or met with; to present itself; to offer; to appear; to happen; to take place; as, I will write if opportunity occurs. In Scripture, though the word heir occur, yet there is no such thing as "heir" in our author's sense. Locke.

4. To meet or come to the mind; to suggest itself; to be presented to the imagination or memory. There doth not occur to me any use of this experiment for profit. Bacon.

OCCURRENCE Oc*cur"rence, n. Etym: [Cf. F. occurrence. See Occur.]

1. A coming or happening; as, the occurence of a railway collision. Voyages detain the mind by the perpetual occurrence and expectation of something new. I. Watts.

2. Any incident or event; esp., one which happens without being designed or expected; as, an unusual occurrence, or the ordinary occurrences of life. All the occurrence of my fortune. Shak.

Syn. -- See Event.

OCCURRENT Oc*cur"rent, a. Etym: [L. occurrens, -entis, p.pr. of occurrere: cf.F. occurrent. See Occur.]

Defn: Occurring or happening; hence, incidental; accidental.

OCCURRENT Oc*cur"rent, n.

1. One who meets; hence, an adversary. [Obs.] Holland.

2. Anything that happens; an occurrence. [Obs.] These we must meet with in obvious occurrents of the world. Sir T. Browne.

OCCURSE Oc*curse", n. Etym: [L.occursus.]

Defn: Same as Occursion. [Obs.] Bentley.

OCCURSION Oc*cur"sion, n. Etym: [L.occursio. See Occur.]

Defn: A meeting; a clash; a collision. [Obs.] Boyle.

OCEAN O"cean, n. Etym: [F. océan, L. oceanus, Gr.

1. The whole body of salt water which covers more than three fifths of the surface of the globe; -- called also the sea, or great sea. Like the odor of brine from the ocean Comes the thought of other years. Longfellow.

2. One of the large bodies of water into which the great ocean is regarded as divided, as the Atlantic, Pacific, Indian, Arctic and Antarctic oceans.

3. An immense expanse; any vast space or quantity without apparent limits; as, the boundless ocean of eternity; an ocean of affairs. Locke.

OCEAN O"cean, a.

Defn: Of or pertaining to the main or great sea; as, the ocean waves; an ocean stream. Milton.

OCEANIC O`ce*an"ic, a. Etym: [Cf.F. océanique. See Ocean.]

1. Of or pertaining to the ocean; found or formed in or about, or produced by, the ocean; frequenting the ocean, especially mid-ocean. Petrels are the most aërial and oceanic of birds. Darwin.

2. Of or pertaining to Oceania or its inhabitants.

OCEANOGRAPHY O`cean*og"ra*phy, n. Etym: [Ocean + -graphy.]

Defn: A description of the ocean.

OCEANOLOGY O`cean*ol"o*gy, n. Etym: [Ocean + -logy.]

Defn: That branch of science which relates to the ocean.

OCEANUS O*ce"a*nus, n. Etym: [L., from Gr. (Gr.Myth.)

Defn: The god of the great outer sea, or the river which was believed to flow around the whole earth.

OCELLARY O*cel"la*ry, a.

Defn: Of or pertaining to ocelli.

OCELLATE O*cel"late, a.

Defn: Same as Ocellated.

OCELLATED O*cel"la*ted, a. Etym: [L.ocellatus, fr. ocellus a little eye, dim. of oculus an eye.]

1. Resembling an eye.

2. Marked with eyelike spots of color; as, the ocellated blenny. Ocellated turkey (Zoöl.), the wild turkey of Central America (Meleagris ocellata).

OCELLUS O*cel"lus, n.; pl. Ocelli. Etym: [L., dim. of oculus an eye.] (Zoöl.) (a) A little eye; a minute simple eye found in many invertebrates. (b) An eyelike spot of color, as those on the tail of the peacock.

OCELOID O"ce*loid, a. Etym: [Ocelot + -oid.] (Zoöl.)

Defn: Resembling the ocelot.

OCELOT O"ce*lot, n. Etym: [Mexican ocelotl.] (Zoöl.)

Defn: An American feline carnivore (Felis pardalis). It ranges from the Southwestern United States to Patagonia. It is covered with blackish ocellated spots and blotches, which are variously arranged. The ground color varies from reddish gray to tawny yellow.

OCHER; OCHRE O"cher, O"chre, n. Etym: [F.ocre, L. ochra, fr. Gr. (Min.) (a) A impure earthy ore of iron or a ferruginous clay, usually red (hematite) or yellow (limonite), -- used as a pigment in making paints, etc. The name is also applied to clays of other colors. (b) A metallic oxide occurring in earthy form; as, tungstic ocher or tungstite.

OCHEROUS; OCHREOUS O"cher*ous, O"chre*ous, a. Etym: [Cf. F. ocreux.]

Defn: Of or pertaining to ocher; containing or resembling ocher; as, ocherous matter; ocherous soil.

OCHERY O"cher*y, a.

Defn: Ocherous. [Written also ochrey, ochry.]

OCHIMY Och`i*my, n. [Obs.]

Defn: See Occamy.

OCHLESIS Och*le"sis, n. Etym: [NL., fr. Gr. (Med.)

Defn: A general morbid condition induced by the crowding together of many persons, esp. sick persons, under one roof. G. Gregory.

OCHLOCRACY Och*loc"ra*cy, n. Etym: [Gr. ochlocratie.]

Defn: A form of government by the multitude; a mobocracy. Hare.

OCHLOCRATIC; OCHLOCRATICAL Och`lo*crat`ic, Och`lo*crat`ic*al, a.

Defn: Of or pertaining to ochlocracy; having the form or character of an ochlocracy; mobocratic. -- Och`lo*crat"ic*al*ly, adv.

OCHRACEOUS O*chra"ceous, a.

Defn: Ocherous.

OCHRE O"chre, n. (Min.)

Defn: See Ocher.

OCHREA O"chre*a, n.; pl. Ochreæe. Etym: [L.]

1. (Antiq.)

Defn: A greave or legging.

2. (Bot.)

Defn: A kind of sheath formed by two stipules united round a stem.

OCHREATE; OCHREATED O"chre*ate, O"chre*a`ted, a.

1. Wearing or furnished with an ochrea or legging; wearing boots; booted. A scholar undertook...to address himself ochreated unto the vice chancellor. Fuller.

2. (Bot.)

Defn: Provided with ochrea, or sheathformed stipules, as the rhubarb, yellow dock, and knotgrass.

OCHREOUS O"chre*ous, a.

Defn: See Ocherous.

OCHREY O"chrey, a.

Defn: See Ochery.

OCHROLEUCOUS Och`ro*leu"cous, a. Etym: [Gr.

Defn: Yellowish white; having a faint tint of dingy yellow. Gray.

OCHRY O"chry, a.

Defn: See Ochery.

OCHYMY Och"y*my, n. [Obs.]

Defn: See Occamy.

-OCK -ock. Etym: [AS. -uc.]

Defn: A suffix used to form diminutives; as, bullock, hillock.

OCRA O"cra, n. (Bot.)

Defn: See Okra.

OCREA O"cre*a, n. Etym: [L.]

Defn: See Ochrea.

OCREATE; OCREATED O"cre*ate, O"cre*a"ted, a. Etym: [See Ochrea.]

Defn: Same as Ochreate, Ochreated.

OCTA- Oc"ta-.

Defn: A prefix meaning eight. See Octo-.

OCTACHORD Oc"ta*chord, n. Etym: [Gr. octacorde.] (Mus.)

Defn: An instrument of eight strings; a system of eight tones. [Also written octochord.]

OCTAD Oc"tad, n. Etym: [Gr. (Chem.)

Defn: An atom or radical which has a valence of eight, or is octavalent.

OCTAEDRAL Oc`ta*e"dral, a.

Defn: See Octahedral.

OCTAEMERON Oc`ta*em"e*ron, n. Etym: [NL., fr. Gr. (Eccl.)

Defn: A fast of eight days before a great festival. Shipley.

OCTAGON Oc"ta*gon, n. Etym: [Gr. cctogone.]

1. (Geom.)

Defn: A plane figure of eight sides and eight angles.

2. Any structure (as a fortification) or place with eight sides or angles. Regular octagon, one in which the sides are all equal, and the angles also are all equal.

OCTAGONAL Oc*tag"o*nal, a.

Defn: Having eight sides and eight angles.

OCTAGYNOUS Oc*tag"y*nous, a. Etym: [Octa- + Gr. (Bot.)

Defn: Having eight pistils or styles; octogynous.

OCTAHEDRAL Oc`ta*he"dral, a. Etym: [See Octahedron.]

Defn: Having eight faces or sides; of, pertaining to, or formed in, octahedrons; as, octahedral cleavage. Octahedral borax (Chem.), borax obtained from a saturated solution in octahedral crystals, which contain five molecules of water of crystallization; distinguished from common or prismatic borax. -- Octahedral iron ore (Min.), magnetite.

OCTAHEDRITE Oc`ta*he"drite, n. (Min.)

Defn: Titanium dioxide occurring in acute octahedral crystals.

OCTAHEDRON Oc`ta*he"dron, n. Etym: [Gr. (Geom.)

Defn: A solid bounded by eight faces. The regular octahedron is contained by eight equal equilateral triangles.

OCTAMEROUS Oc*tam"er*ous, a. Etym: [Octa- + Gr. (Biol.)

Defn: Having the parts in eights; as, an octamerous flower; octamerous mesenteries in polyps.

OCTAMETER Oc*tam"e*ter, n. Etym: [Cf.L. octameter in eight feet. See Octa-, and meter.] (Pros.)

Defn: A verse containing eight feet; as, -- Deep'' in|to'' the | dark''ness | peer''ing, | long'' I | stood'' there | wond'''ring, | fear''ing. Poe.

OCTANDER Oc*tan"der, n.

Defn: One of the Octandria.

OCTANDRIA Oc*tan"dri*a, n.pl. Etym: [NL., fr. Gr. (Bot.)

Defn: A Linnæan class of plants, in which the flowers have eight stamens not united to one another or to the pistil.

OCTANDRIAN; OCTANDROUS Oc*tan"dri*an, Oc*tan"drous, a. (Bot.)

Defn: Of or pertaining to the Octandria; having eight distinct stamens.

OCTANE Oc"tane, n. Etym: [See Octa-] . (Chem.)

Defn: Any one of a group of metametric hydrocarcons (C8H18) of the methane series. The most important is a colorless, volatile, inflammable liquid, found in petroleum, and a constituent of benzene or ligroin.

OCTANGULAR Oc*tan"gu*lar, a. Etym: [L.octangulus eight-cornered; octo eight + angulus angle.]

Defn: Having eight angles; eight-angled. -- Oc*tan"gu*lar*ness, n.

OCTANT Oc"tant, n. Etym: [L. octans, -antis. fr. octo eight. See Octave.]

1. (Geom.)

Defn: The eighth part of a circle; an arc of 45 degrees.

2. (Astron. & Astrol.)

Defn: The position or aspect of a heavenly body, as the moon or a planet, when half way between conjunction, or opposition, and quadrature, or distant from another body 45 degrees.

3. An instrument for measuring angles (generally called a quadrant), having an arc which measures up to 9Oº, but being itself the eighth part of a circle. Cf. Sextant.

4. (Math. & Crystallog.)

Defn: One of the eight parts into which a space is divided by three coördinate planes.

OCTAPLA Oc"ta*pla, n.; etymol. pl., but syntactically sing. Etym: [NL., fr.Gr. -pla, as in E. hexapla; cf.Gr.

Defn: A portion of the Old Testament prepared by Origen in the 3d century, containing the Hebrew text and seven Greek versions of it, arranged in eight parallel columns.

OCTAROON Oc`ta*roon", n.

Defn: See Octoroon.

OCTASTYLE Oc"ta*style, a.

Defn: See Octostyle.

OCTATEUCH Oc"ta*teuch, n. Etym: [L. octateuchus, Gr.

Defn: A collection of eight books; especially, the first eight books of the Old Testament. [R.]

OCTAVALENT Oc*tav"a*lent, a. Etym: [Octa- + L. valens, p. pr. See Valence.] (Chem.)

Defn: Having a valence of eight; capable of being combined with, exchanged for, or compared with, eight atoms of hydrogen; -- said of certain atoms or radicals.

OCTAVE Oc"tave, n. Etym: [F., fr. L. octava an eighth, fr. octavus eighth, fr. octo eight. See Eight, and cf. Octavo, Utas.]

1. The eighth day after a church festival, the festival day being included; also, the week following a church festival. "The octaves of Easter." Jer. Taylor.

2. (Mus.) (a) The eighth tone in the scale; the interval between one and eight of the scale, or any interval of equal length; an interval of five tones and two semitones. (b) The whole diatonic scale itself.

Note: The ratio of a musical tone to its octave above is 1:2 as regards the number of vibrations producing the tones.

3. (Poet.)

Defn: The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines. With mournful melody it continued this octave. Sir P. Sidney. Double octave. (Mus.) See under Double. -- Octave flute (Mus.), a small flute, the tones of which range an octave higher than those of the German or ordinary flute; -- called also piccolo. See Piccolo.

4. A small cask of wine, the eighth part of a pipe.

OCTAVE Oc"tave, a.

Defn: Consisting of eight; eight. Dryden.

OCTAVO Oc*ta"vo, n.;pl. Octavos. Etym: [L. in octavo; in in + octavo, abl. of octavus. See Octave.]

Defn: A book composed of sheets each of which is folded into eight leaves; hence, indicating more or less definitely a size of book so made; -- usually written 8vo or 8º.

OCTAVO Oc*ta"vo, a.

Defn: Having eight leaves to a sheet; as, an octavo form, book, leaf, size, etc.

OCTENE Oc"tene, n. Etym: [See Octo-.] (Chem.)

Defn: Same as Octylene.

OCTENNIAL Oc*ten"ni*al, a. Etym: [L. octennium a period of eight years; octo eight + annus year.]

Defn: Happening every eighth year; also, lasting a period of eight years. Johnson. -- Oc*ten"ni*al*ly, adv.

OCTET Oc*tet", n. Etym: [From L. octo eight, like E. duet, fr.L.duo. See Octave.] (Mus.)

Defn: A composition for eight parts, usually for eight solo instruments or voices.

OCTIC Oc"tic, a. Etym: [Octo- + -ic.] (Math.)

Defn: Of the eighth degree or order. -- n. (Alg.)

Defn: A quantic of the eighth degree.

OCTILE Oc"tile, n. Etym: [Cf. F. octil, a. See Octant.]

Defn: Same as Octant, 2. [R.]

OCTILLION Oc*til"lion, n. Etym: [L. octo eight + -illion, as in E. million: cf. F. octillion.]

Defn: According to the French method of numeration (which method is followed also in the United States) the number expressed by a unit with twenty-seven ciphers annexed. According to the English method, the number expressed by a unit with forty-eight ciphers annexed. See Numeration.

OCTO-; OCTA- Oc"to-, Oc"ta-. Etym: [L.octo eight, Gr. Eight.]

Defn: A combining form meaning eight; as in octodecimal, octodecimal, octolocular.

OCTOATE Oc"to*ate, n. (Chem.)

Defn: A salt of an octoic acid; a caprylate.

OCTOBER Oc*to"ber, n. Etym: [L., the eighth month of the primitive Roman year, which began in March, fr. octo eight: cf.F. Octobre. See Octave.]

1. The tenth month of the year, containing thirty-one days.

2. Ale or cider made in that month. The country gentlemen had a posset or drink they called October. Emerson.

OCTOCERA Oc*toc"e*ra, n.pl. Etym: [NL.]

Defn: Octocerata.

OCTOCERATA Oc`to*cer"a*ta, n.pl. Etym: [NL., fr. Gr. (Zoöl.)

Defn: A suborder of Cephalopoda including Octopus, Argonauta, and allied genera, having eight arms around the head; -- called also Octopoda.

OCTOCHORD Oc"to*chord, n. (Mus.)

Defn: See Octachord.

OCTODECIMO Oc`todec"i*mo, a. Etym: [L. octodecim eighteen. See Octavo, Decimal, and -mo.]

Defn: Having eighteen leaves to a sheet; as, an octodecimo form, book, leaf, size, etc.

OCTODECIMO Oc`to*dec"i*mo, n.; pl. Octodecimos (.

Defn: A book composed of sheets each of which is folded into eighteen leaves; hence; indicating more or less definitely a size of book, whose sheets are so folded; -- usually written 18mo or 18º, and called eighteenmo.

OCTODENTATE Oc`to*den"tate, a. Etym: [Octo- + dentate.]

Defn: Having eight teeth.

OCTODONT Oc"to*dont, a. Etym: [Octo- + Gr. (Zoöl.)

Defn: Of or pertaining to the Octodontidæ, a family of rodents which includes the coypu, and many other South American species.

OCTOEDRICAL Oc`to*ed"ric*al, a.

Defn: See Octahedral. [Obs.] Sir T. Browne.

OCTOFID Oc"to*fid, a. Etym: [Octo- + root of L. findere to split: cf.F. octofide.] (Bot.)

Defn: Cleft or separated into eight segments, as a calyx.

OCTOGAMY Oc*tog"a*my, n. Etym: [Octo- + Gr.

Defn: A marrying eight times. [R.] Chaucer.

OCTOGENARIAN Oc`to*ge*na"ri*an, n.

Defn: A person eighty years, or more, of age.

OCTOGENARY Oc*tog"e*na*ry, a. Etym: [L. octogenarrus, from octogeni eighty each, octoginta eighty, fr. octo eight. See Eight, Eighty.]

Defn: Of eighty years of age. "Being then octogenary." Aubrey.

OCTOGILD Oc"to*gild, n. Etym: [Octo- + AS. gild payment.] (Anglo-Saxon Law)

Defn: A pecuniary compensation for an injury, of eight times the value of the thing.

OCTOGONAL Oc*tog"o*nal, a.

Defn: See Octagonal. [Obs.]

OCTOGYNIA Oc`to*gyn"i*a, n.pl. Etym: [NL., from Gr. (Bot.)

Defn: A Linnaean order of plants having eight pistils.

OCTOGYNIAN; OCTOGYNOUS Oc`to*gyn"i*an, Oc*tog"y*nous, a. (Bot.)

Defn: Having eight pistils; octagynous.

OCTOIC Oc*to"ic, a. Etym: [See Octo-.] (Chem.)

Defn: Pertaining to, derived from, or resembling, octane; -- used specifically, to designate any one of a group of acids, the most important of which is called caprylic acid.

OCTOLOCULAR Oc`to*loc"u*lar, a. Etym: [Octo- + locular.] (Bot.)

Defn: Having eight cells for seeds.

OCTONAPHTHENE Oc`to*naph"thene, n. Etym: [Octo- + naphthene.] (Chem.)

Defn: A colorless liquid hydrocarbon of the octylene series, occurring in Caucasian petroleum.

OCTONARY Oc`to*na*ry, a. Etym: [L. octonarius, fr. octoni eight each, fr. octo eight.]

Defn: Of or pertaining to the number eight. Dr. H. More.

OCTONOCULAR Oc`to*noc"u*lar, a. Etym: [L. octoni eight each + E. ocular.]

Defn: Having eight eyes. Derham.

OCTOPEDE Oc`to*pede, n. Etym: [Octo- + L. pes, pedis, foot.] (Zoöl.)

Defn: An animal having eight feet, as a spider.

OCTOPETALOUS Oc`to*pet"al*ous, a. Etym: [Octo- + petal.] (Bot.)

Defn: Having eight petals or flower leaves.

OCTOPOD Oc"to*pod, n. Etym: [Gr. octopode.] (Zoöl.)

Defn: One of the Octocerata.

OCTOPODA Oc*top"o*da, n.pl. Etym: [NL.] (Zoöl.) (a) Same as Octocerata. (b) Same as Arachnida.

OCTOPODIA Oc`to*po"di*a, n.pl. Etym: [NL., fr. Gr. (Zoöl.)

Defn: Same as Octocerata.

OCTOPUS Oc"to*pus, n. Etym: [NL. See Octopod.] (Zoöl.)

Defn: A genus of eight-armed cephalopods, including numerous species, some of them of large size. See Devilfish,

OCTORADIATED Oc`to*ra"*di*a`ted, a. Etym: [Octo- + radiated.]

Defn: Having eight rays.

OCTOROON Oc`to*roon", n. Etym: [L. octo eight + -roon, as in quadroon.]

Defn: The offspring of a quadroon and a white person; a mestee.

OCTOSPERMOUS Oc`to*sper"mous, a. Etym: [Octo- + Cr. (Bot.)

Defn: Containing eight seeds.

OCTOSTICHOUS Oc*tos"ti*chous, a. Etym: [Octo- + Gr. (Bot.)

Defn: In eight vertical ranks, as leaves on a stem.

OCTOSTYLE Oc"to*style, a. Etym: [Octo- + Gr. octostyle.] (Arch.)

Defn: Having eight columns in the front; -- said of a temple or portico. The Parthenon is octostyle, but most large Greek temples are hexastele. See Hexastyle. -- n.

Defn: An octostyle portico or temple.

OCTOSYLLABIC; OCTOSYLLABICAL Oc`to*syl*lab"ic, Oc`to*syl*lab"ic*al, a. Etym: [L. octosyllabus. See Octo-, and Syllable.]

Defn: Consisting of or containing eight syllables.

OCTOSYLLABLE Oc"to*syl`la*ble, a.

Defn: Octosyllabic.

OCTOSYLLABLE Oc"to*syl`la*ble, n.

Defn: A word of eight syllables.

OCTOYL Oc"to*yl (, n. Etym: [Octoic + -yl.] (Chem.)

Defn: A hypothetical radical (C8H15O), regarded as the essential residue of octoic acid.

OCTROI Oc`troi", n. Etym: [F.]

1. A privilege granted by the sovereign authority, as the exclusive right of trade granted to a guild or society; a concession.

2. A tax levied in money or kind at the gate of a French city on articles brought within the walls. [Written also octroy.]

OCTUOR Oc"tu*or, n. Etym: [From L. octo eight + -uor, as in L. quatuor.] (Mus.)

Defn: See Octet. [R.]

OCTUPLE Oc"tu*ple, a. Etym: [L. octuplus; cf. Gr. octuple.]

Defn: Eightfold.

OCTYL Oc"tyl, n. Etym: [Octane + -yl.] (Chem.)

Defn: A hypothetical hydrocarbon radical regarded as an essential residue of octane, and as entering into its derivatives; as, octyl alcohol.

OCTYLENE Oc"tyl*ene, n. Etym: [Octane + ethylene.] (Chem.)

Defn: Any one of a series of metameric hydrocarbons (C8H16) of the ethylene series. In general they are combustible, colorless liquids.

OCTYLIC Oc*tyl"ic, a. (Chem.)

Defn: Pertaining to, derived from, or containing, octyl; as, octylic ether.

OCULAR Oc"u*lar, a. Etym: [L. ocularis, ocularius, fr. oculus the eye: cf.F. oculaire. See Eye, and cf. Antler, Inveigle.]

1. Depending on, or perceived by, the eye; received by actual sight; personally seeing or having seen; as, ocular proof. Shak. Thomas was an ocular witness of Christ's death. South.

2. (Anat.)

Defn: Of or pertaining to the eye; optic.

OCULAR Oc"u*lar, n. (Opt.)

Defn: The eyepiece of an optical instrument, as of a telescope or microscope.

OCULARLY Oc"u*lar*ly, adv.

Defn: By the eye, or by actual sight.

OCULARY Oc"u*la*ry, a.

Defn: Of or pertaining to the eye; ocular; optic; as, oculary medicines. Holland.

OCULATE; OCULATED Oc"u*late, Oc"u*la`ted, a. Etym: [L. oculatus, fr. oculus eye.]

1. Furnished with eyes.

2. Having spots or holes resembling eyes; ocellated.

OCULIFORM Oc`u*li*form, a. Etym: [L. oculus the eye + form: cf.F. oculiforme.]

Defn: In the form of an eye; resembling an eye; as, an oculiform pebble.

OCULINA Oc`u*li"na, n. Etym: [NL., fr. L. oculus the eye.] (Zoöl.)

Defn: A genus of tropical corals, usually branched, and having a very volid texture.

OCULINACEA Oc`u*li*na"*ce*a, n.pl. Etym: [NL., fr. NL. oculina the name of a typical genus.] (Zoöl.)

Defn: A suborder of corals including many reef-building species, having round, starlike calicles.

OCULIST Oc"u*list, n. Etym: [L. oculus the eye: cf. F. oculiste.]

Defn: One skilled in treating diseases of the eye.

OCULO- Oc"u*lo-.

Defn: A combining form from L. oculus the eye.

OCULOMOTOR Oc`u*lo*mo"tor, a. Etym: [Oculo- + motor.] (Anat.)

Defn: Of or pertaining to the movement of the eye; -- applied especially to the common motor nerves (or third pair of cranial nerves) which supply many of the muscles of the orbit. -- n.

Defn: The oculomotor nerve.

OCULONASAL Oc`u*lo*na"sal, a. Etym: [Oculo- + nasal.] (Anat.)

Defn: Of or pertaining to the region of the eye and the nose; as, the oculonasal, or nasal, nerve, one of the branches of the ophthalmic.

OCULUS Oc"u*lus, n.; pl. Oculi. Etym: [L., an eye.]

1. An eye; (Bot.) a leaf bud.

2. (Arch.)

Defn: A round window, usually a small one.

OCYPODIAN O`cy*po"di*an, n. Etym: [Gr. 'wky`s swift + poy`s, podo`s, foot.] (Zoöl.)

Defn: One of a tribe of crabs which live in holes in the sand along the seashore, and run very rapidly, -- whence the name.

OD Od, n. Etym: [G., fr. Gr. (Physics)

Defn: An alleged force or natural power, supposed, by Reichenbach and others, to produce the phenomena of mesmerism, and to be developed by various agencies, as by magnets, heat, light, chemical or vital action, etc.; -- called also odyle or the odylic force. [Archaic] That od force of German Reichenbach Which still, from female finger tips, burnt blue. Mrs. Browning.

ODAL O"dal, n. [Cf. Icel. eal, Dan. odel allodial, Sw. odal.] (Law)

Defn: Among the early and medieval Teutonic peoples, esp. Scandinavians, the heritable land held by the various odalmen constituting a family or kindred of freeborn tribesmen; also, the ownership of such land. The odal was subject only to certain rights of the family or kindred in restricting the freedom of transfer or sale and giving certain rights of redemption in case of change of ownership by inheritance, etc., and perhaps to other rights of the kindred or the tribe. Survivals of the early odal estates and tenure exist in Orkney and Shetland, where it is usually called by the variant form udal.

ODAL O"dal, a. (Law)

Defn: Noting, or pert. to, odal land or ownership.

ODALISQUE O`da`lisque", n. Etym: [F., fr. Turk. odaliq chambermaid, fr. oda chamber, room.]

Defn: A female slave or concubine in the harem of the Turkish sultan. [Written also odahlic, odalisk, and odalik.] Not of those that men desire, sleek Odalisques, or oracles of mode. Tennyson.

ODALMAN; ODALWOMAN O"dal*man, O"dal*wom`an, n. (Teut. Law)

Defn: A man or woman having odal, or able to share in it by inheritance.

ODD Odd, a. [Compar. Odder; superl. Oddest.] Etym: [OE. odde, fr.Icel. oddi a tongue of land, a triangle, an odd number (from the third or odd angle, or point, of a triangle), orig., a point, tip; akin to Icel. oddr point, point of a weapon, Sw. udda odd, udd point, Dan. od, AS. ord, OHG. ort, G. ort place (cf. E. point, for change of meaning).]

1. Not paired with another, or remaining over after a pairing; without a mate; unmatched; single; as, an odd shoe; an odd glove.

2. Not divisible by 2 without a remainder; not capable of being evenly paired, one unit with another; as, 1, 3, 7, 9, 11, etc., are odd numbers. I hope good luck lies in odd numbers. Shak.

3. Left over after a definite round number has been taken or mentioned; indefinitely, but not greatly, exceeding a specified number; extra. Sixteen hundred and odd years after the earth was made, it was destroyed in a deluge. T. Burnet. There are yet missing of your company Some few odd lads that you remember not. Shak.

4. Remaining over; unconnected; detached; fragmentary; hence, occasional; inconsiderable; as, odd jobs; odd minutes; odd trifles.

5. Different from what is usual or common; unusual; singular; peculiar; unique; strange. "An odd action." Shak. "An odd expression." Thackeray. The odd man, to perform all things perfectly, is, in my poor opinion, Joannes Sturmius. Ascham. Patients have sometimes coveted odd things. Arbuthnot. Locke's Essay would be a very odd book for a man to make himself master of, who would get a reputation by critical writings. Spectator.

Syn. -- Quaint; unmatched; singular; unusual; extraordinary; strange; queer; eccentric, whimsical; fantastical; droll; comical. See Quaint.

ODD FELLOW Odd" Fel`low.

Defn: A member of a secret order, or fraternity, styled the Independent Order of Odd Fellows, established for mutual aid and social enjoyment.

ODDITY Odd"i*ty, n.; pl. Oddities (.

1. The quality or state of being odd; singularity; queerness; peculiarity; as, oddity of dress, manners, and the like. That infinitude of oddities in him. Sterne.

2. That which is odd; as, a collection of oddities.

ODDLY Odd"ly, adv.

1. In an odd manner; unevently. [R.]

2. In a peculiar manner; strangely; queerly; curiously. "A figure a little more oddly turned." Locke. A great black substance,... very oddly shaped. Swift.

3. (Math.)

Defn: In a manner measured by an odd number.

ODDMENT Odd"ment, n. [Odd + -ment.]

Defn: An odd thing, or one that is left over, disconnected, fragmentary, or the like; something that is separated or disconnected from its fellows; esp. (in pl.),

Defn: the odds and ends. Specif.: (Printing) Any separate small part or page in a book, other than the text, such as the title page, contents, etc.

A miscellaneous collection of riddles, charms, gnomic verses, and "oddments" of different kinds. Saintsbury.

ODDNESS Odd"ness, n.

1. The state of being odd, or not even. Take but one from three, and you not only destroy the oddness, but also the essence of that number. Fotherby.

2. Singularity; strangeness; eccentricity; irregularity; uncouthness; as, the oddness of dress or shape; the oddness of an event. Young.

ODDS Odds, n. sing. & pl. Etym: [See Odd, a.]

1. Difference in favor of one and against another; excess of one of two things or numbers over the other; inequality; advantage; superiority; hence, excess of chances; probability. "Preëminent by so much odds." Milton. "The fearful odds of that unequal fray." Trench. The odds Is that we scare are men and you are gods. Shak. There appeared, at least, four to one odds against them. Swift. All the odds between them has been the different s "cope....given to their understandings to range in. Locke. Judging is balancing an account and determining on which side the odds lie. Locke.

2. Quarrel; dispute; debate; strife; -- chiefly in the phraze at odds. Set them into confounding odds. Shak. I can not speak Any beginning to this peevish odds. Shak. At odds, in dispute; at variance. "These squires at odds did fall." Spenser. "He flashes into one gross crime or other, that sets us all at odds." Shak. -- It is odds, it is probable. [Obs.] Jer. Taylor. -- Odds and ends, that which is left; remnants; fragments; refuse; scraps; miscellaneous articles. "My brain is filled...with all kinds of odds and ends." W. Irving.

ODE Ode, n. Etym: [F., fr. L. ode, oda, Gr. vad to speak, sing. Cf. Comedy, Melody, Monody.]

Defn: A short poetical composition proper to be set to music or sung; a lyric poem; esp., now, a poem characterized by sustained noble sentiment and appropriate dignity of style. Hangs odes upon hawthorns and elegies on brambles. Shak. O! run; prevent them with thy humble ode, And lay it lowly at his blessed feet. Milton. Ode factor, one who makes, or who traffics in, odes; -- used contemptuously.

ODELET Ode"let, n.

Defn: A little or short ode.

ODELSTHING O"dels*thing, n. [Norw. odel odal + ting parliament.]

Defn: The lower house of the Norwegian Storthing. See Legislature.

ODEON O*de"on, n. Etym: [NL., fr. Gr. odéon. See Ode.]

Defn: A kind of theater in ancient Greece, smaller than the dramatic theater and roofed over, in which poets and musicians submitted their works to the approval of the public, and contended for prizes; -- hence, in modern usage, the name of a hall for musical or dramatic performances.

ODEUM O*de"um, n. Etym: [L.]

Defn: See Odeon.

ODIBLE O"di*ble, a. Etym: [L. odibilis. See Odium.]

Defn: Fitted to excite hatred; hateful. [Obs.] Bale.

ODIC Od"ic, a.

Defn: Of or pertaining to od. See Od. [Archaic] -- Od"ic*al*ly, adv.

ODIN O"din, n. Etym: [Icel. wood, a. See Wednesday.] (Northern Myth.)

Defn: The supreme deity of the Scandinavians; -- the same as Woden, of the German tribes. There in the Temple, carved in wood, The image of great Odin stood. Longfellow.

ODINIC O*din"ic, a.

Defn: Of or pertaining to Odin.

ODINISM O"din*ism, n.

Defn: Worship of Odin; broadly, the Teutonic heathenism. -- O"din*ist, n.

Odinism was valor; Christianism was humility, a nobler kind of valor. Carlyle.

ODIOUS O"di*ous, a. Etym: [L. odiosus, from odium hatred: cf. F. odieux. See Odium.]

1. Hateful; deserving or receiving hatred; as, an odious name, system, vice. "All wickedness will be most odious." Sprat. He rendered himself odious to the Parliament. Clarendon.

2. Causing or provoking hatred, repugnance, or disgust; offensive; disagreeable; repulsive; as, an odious sight; an odious smell. Milton. The odious side of that polity. Macaulay.

Syn. -- Hateful; detestable; abominable; disgusting; loathsome; invidious; repulsive; forbidding; unpopular. -- O"di*ous`ly. adv. -- O"di*ous*ness, n.

ODIST Od"ist, n.

Defn: A writer of an ode or odes.

ODIUM O"di*um, n. Etym: [L., fr. odi I hate. Gr. Annoy, Noisome.]

1. Hatred; dislike; as, his conduct brought him into odium, or, brought odium upon him.

2. The quality that provokes hatred; offensiveness. She threw the odium of the fact on me. Dryden. Odium theologicum ( Etym: [L.], the enmity peculiar to contending theologians.

Syn. -- Hatred; abhorrence; detestation; antipathy. -- Odium, Hatred. We exercise hatred; we endure odium. The former has an active sense, the latter a passive one. We speak of having a hatred for a man, but not of having an odium toward him. A tyrant incurs odium. The odium of an offense may sometimes fall unjustly upon one who is innocent. I wish I had a cause to seek him there, To oppose his hatred fully. Shak. You have...dexterously thrown some of the odium of your polity upon that middle class which you despise. Beaconsfield.

ODIZE Od"ize, v. t. [imp. & p. p. Odized p. pr. & vb. n. Odizing.]

Defn: To charge with od. See Od. [Archaic]

ODMYL Od"myl, n. Etym: [Gr. -yl.] (Chem.)

Defn: A volatile liquid obtained by boiling sulphur with linseed oil. It has an unpleasant garlic odor.

ODOGRAPH O"do*graph, n. [Gr. way + -graph.]

1. A machine for registering the distance traversed by a vehicle or pedestrain.

2. A device for recording the length and rapidity of stride and the number of steps taken by a walker.

ODOMETER O*dom"e*ter, n. Etym: [Gr. odométre, hodométre.]

Defn: An instrument attached to the wheel of a vehicle, to measure the distance traversed; also, a wheel used by surveyors, which registers the miles and rods traversed.

ODOMETRICAL O`do*met"ric*al, a. Etym: [Cf. F. odométrique, hodométrique.]

Defn: Of or pertaining to the odometer, or to measurements made with it.

ODOMETROUS O*dom"e*trous, a.

Defn: Serving to measure distance on a road. [R.] Sydney Smith.

ODOMETRY O*dom"e*try, n.

Defn: Measurement of distances by the odometer.

ODONATA O*don"a*ta, n. pl. Etym: [NL., fr. Gr. (Zoöl.)

Defn: The division of insects that includes the dragon flies.

ODONTALGIA O`don*tal"gi*a, n. Etym: [NL., fr. Gr. (Med.)

Defn: Toothache.

ODONTALGIC O`don*tal"gic, a. Etym: [Cf. F. odontalgique.]

Defn: Of or pertaining to odontalgia. -- n.

Defn: A remedy for the toothache.

ODONTALGY O`don*tal"gy, n. (Med.)

Defn: Same as Odontalgia.

ODONTIASIS O`don*ti"a*sis, n. Etym: [NL., fr. Gr.

Defn: Cutting of the teeth; dentition.

ODONTO- O*don"to-.

Defn: A combining form from Gr.

ODONTOBLAST O*don"to*blast, n. Etym: [Odonto- + -blast.]

1. (Anat.)

Defn: One of the more or less columnar cells on the outer surface of the pulp of a tooth; an odontoplast. They are supposed to be connected with the formation of dentine.

2. (Zoöl.)

Defn: One of the cells which secrete the chitinous teeth of Mollusca.

ODONTOCETE O*don`to*ce"te, n.pl. Etym: [NL., from Gr. (Zoöl.)

Defn: A subdivision of Cetacea, including the sperm whale, dolphins, etc.; the toothed whales.

ODONTOGENY O`don*tog"e*ny, n. Etym: [Odonto- + root of Gr. odontogénie.] (Physiol.)

Defn: Generetion, or mode of development, of the teeth.

ODONTOGRAPH O*don"to*graph, n. Etym: [Odonto- + -graph.]

Defn: An instrument for marking or laying off the outlines of teeth of gear wheels.

ODONTOGRAPHIC O*don`to*graph"ic, a.

Defn: Of or pertaining to odontography.

ODONTOGRAPHY O`don*tog"ra*phy, n.

Defn: A description of the teeth.

ODONTOID O*don"toid, a. Etym: [Gr. odontoïde.] (Anat.) (a) Having the form of a tooth; toothlike. (b) Of or pertaining to the odontoid bone or to the odontoid process. Odontoid bone (Anat.), a separate bone, in many reptiles, corresponding to the odontoid process. -- Odontoid process, or Odontoid peg (Anat.), the anterior process of the centrum of the second vertebra, or axis, in birds and mammals. See Axis.

ODONTOLCAE O`don*tol"cae, n. pl. Etym: [NL., from Gr. (Paleon.)

Defn: An extinct order of ostrichlike aquatic birds having teeth, which are set in a groove in the jaw. It includes Hesperornis, and allied genera. See Hesperornis. [Written also Odontholcae, and Odontoholcae.]

ODONTOLITE O*don"to*lite, n. Etym: [Odonto- + -lite.] (Min.)

Defn: A fossil tooth colored a bright blue by phosphate of iron. It is used as an imitation of turquoise, and hence called bone turquoise.

ODONTOLOGY O`don*tol"o*gy, n. Etym: [Odonto- + -logy: cf.F. odontologie.]

Defn: The science which treats of the teeth, their structure and development.

ODONTOPHORA O`don*toph"o*ra, n.pl. Etym: [NL. See Odontophore.] (Zoöl.)

Defn: Same as Cephalophora.

ODONTOPHORE O*don"to*phore, n. Etym: [Odonto- + Gr. (Zoöl.)

Defn: A special structure found in the mouth of most mollusks, except bivalves. It consists of several muscles and a cartilage which supports a chitinous radula, or lingual ribbon, armed with teeth. Also applied to the radula alone. See Radula.

ODONTOPHOROUS O`don*toph"o*rous, a. (Zoöl.)

Defn: Having an odontophore.

ODONTOPLAST O*don"to*plast, n. Etym: [Odonto- + Gr. (Anat.)

Defn: An odontoblast.

ODONTOPTERYX O`don*top"te*ryx, n. Etym: [NL., fr. Gr. 'odoy`s, 'odo`ntos, a tooth + pte`ryx a wing.] (Paleon.)

Defn: An extinct Eocene bird having the jaws strongly serrated, or dentated, but destitute of true teeth. It was found near London.

ODONTORNITHES O*don`tor*ni*"thes, n. pl. Etym: [NL., fr.Gr. 'odoy`s, 'odo`ntos, a tooth + (Paleon.)

Defn: A group of Mesozoic birds having the jaws armed with teeth, as in most other vertebrates. They have been divided into three orders: Odontolcæ, Odontotormæ, and Saururæ.

ODONTOSTOMATOUS O*don"to*stom"a*tous, a. Etym: [Odonto- + Gr. (Zoöl.)

Defn: Having toothlike mandibles; -- applied to certain insects.

ODONTOTORMAE O*don`to*tor"mae, n.pl. Etym: [NL., fr. (Paleon.)

Defn: An order of extinct toothed birds having the teeth in sockets, as in the genus Ichthyornis. See Ichthyornis.

ODOR O"dor, n. Etym: [OE. odor, odour, OF. odor, odour, F. odeur, fr. L. odor; akin to olere to smell, Gr. Olfactory, Osmium, Ozone, Redolent.] [Written also odour.]

Defn: Any smell, whether fragrant or offensive; scent; perfume. Meseemed I smelt a garden of sweet flowers, That dainty odors from them threw around. Spenser. To be in bad odor, to be out of favor, or in bad repute.

ODORAMENT O"dor*a*ment, n. Etym: [L. odoramentum. See Odorate.]

Defn: A perfume; a strong scent. [Obs.] Burton.

ODORANT O"dor*ant, a. Etym: [L.odorans, -antis, p.pr.]

Defn: Yielding odors; fragrant. Holland.

ODORATE O"dor*ate, a. Etym: [L. odoratus, p.p. of odorare to perfume, fr. odor odor.]

Defn: Odorous. [Obos.] Bacon.

ODORATING O"dor*a*`ting, a.

Defn: Diffusing odor or scent; fragrant.

ODORIFEROUS O`dor*if"er*ous, a. Etym: [L. odorifer; odor odor + ferre to bear. See Odoe, and st Bear.]

Defn: Bearing or yielding an odor; perfumed; usually, sweet of scent; fragrant; as, odoriferous spices, particles, fumes, breezes. Milton. -- O`dor*if"er*ous*ly, adv. --O`dor*if"er*ous*ness, n.

ODORINE O"dor*ine, n. (Chem.)

Defn: A pungent oily substance obtained by redistilling bone oil. [Obs.]

ODORLESS O"dor*less, a.

Defn: Free from odor.

ODOROUS O"dor*ous, a. [Written also odourous.] Etym: [L. odorus, fr.odor odor: cf. OF. odoros, odoreux.]

Defn: Having or emitting an odor or scent, esp. a sweet odor; fragrant; sweet-smelling. "Odorous bloom." Keble. Such fragrant flowers do give most odorous smell. Spenser. -- O"dor*ous*ly, adv. -- O"dor*ous*ness, n.

ODS Ods, interj.

Defn: A corruption of God's; -- formerly used in oaths and ejaculatory phrases. "Ods bodikin." "Ods pity." Shak.

ODYL; ODYLE Od"yl, Od"yle, n. Etym: [Gr. (Physics)

Defn: See Od. [Archaic].

ODYLIC O*dyl"ic, a. (Physics)

Defn: Of or pertaining to odyle; odic; as, odylic force. [Archaic]

ODYSSEY Od"ys*sey, n. Etym: [L. Odyssea, Gr. Odyssée.]

Defn: An epic poem attributed to Homer, which describes the return of Ulysses to Ithaca after the siege of Troy.

OE OE (e),

Defn: a diphthong, employed in the Latin language, and thence in the English language, as the representative of the Greek diphthong oe. In many words in common use, e alone stands instead of oe. Classicists prefer to write the diphthong oe separate in Latin words.

OECOID Oe"coid, n. Etym: [Gr. -oid.] (Anat.)

Defn: The colorless porous framework, or stroma, of red blood corpuscles from which the zooid, or hemoglobin and other substances of the corpuscles, may be dissolved out.

OECOLOGY OE*col"o*gy, n. Etym: [Gr.-logy.] (Biol.)

Defn: The various relations of animals and plants to one another and to the outer world.

OECONOMICAL OE`co*nom"ic*al, a.

Defn: See Economical.

OECONOMICS OE`co*nom"ics, n.

Defn: See Economics.

OECONOMY OE*con"o*my, n.

Defn: See Economy.

OECUMENICAL OEc`u*men"ic*al, a.

Defn: See Ecumenical.

OEDEMA OE*de"ma, n. Etym: [NL., from Gr. (Med.)

Defn: A swelling from effusion of watery fluid in the cellular tissue beneath the skin or mucous membrance; dropsy of the subcutaneous cellular tissue. [Written also edema.]

OEDEMATOUS OE*dem"a*tous, a. (Med.)

Defn: Pertaining to, or of the nature of, edema; affected with edema.

OEIL-DE-BOEUF Oil`-de-bouf", n.; pl. Oils-de-bouf (#). [F., lit., eye of an ox.] (Arch.)