Webster's Dictionary, 1913

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Omasum noun [ Latin ] (Anat.) The third division of the stomach of ruminants. See Manyplies , and Illust. under Ruminant .

Omber, Ombre noun [ French hombre , from Spanish hombre , lit., a man, from Latin homo . See Human .] A game at cards, borrowed from the Spaniards, and usually played by three persons. Pope.

When ombre calls, his hand and heart are free,
And, joined to two, he fails not to make three.
Young.

Ombre noun [ French, of uncertain origin.] (Zoology) A large Mediterranean food fish ( Umbrina cirrhosa ): -- called also umbra , and umbrine .

Ombrometer noun [ Greek ... rain + -meter : confer French ombrométre .] (Meteorol.) An instrument for measuring the rain that falls; a rain gauge.

Omega noun [ New Latin , from Greek ..., i.e., the great or long o. Confer Mickle .]
1. The last letter of the Greek alphabet. See Alpha .

2. The last; the end; hence, death.

" Omega ! thou art Lord," they said.
Tennyson.

Alpha and Omega , the beginning and the ending; hence, the chief, the whole. Reintransitive verb 8.

The alpha and omega of science.
Sir J. Herschel.

Omegoid adjective [ Omega + - oid .] Having the form of the Greek capital letter Omega (Ω).

Omelet noun [ French omelette , Old French amelette , alumete , alumelle , perhaps from Latin lamella . Confer Lamella .] Eggs beaten up with a little flour, etc., and cooked in a frying pan; as, a plain omelet .

Omen noun [ Latin omen , the original form being osmen , according to Varro.] An occurrence supposed to portend, or show the character of, some future event; any indication or action regarded as a foreshowing; a foreboding; a presage; an augury.

Bid go with evil omen , and the brand
Of infamy upon my name.
Milton.

Omen transitive verb [ imperfect & past participle Omened ; present participle & verbal noun Omening .] To divine or to foreshow by signs or portents; to have omens or premonitions regarding; to predict; to augur; as, to omen ill of an enterprise.

The yet unknown verdict, of which, however, all omened the tragical contents.
Sir W. Scott.

Omened adjective Attended by, or containing, an omen or omens; as, happy- omened day.

Omental adjective (Anat.) Of or pertaining to an omentum or the omenta.

Omentum noun ; plural Omenta . [ Latin ] (Anat.) A free fold of the peritoneum, or one serving to connect viscera, support blood vessels, etc.; an epiploön.

» The great , or gastrocolic , omentum forms, in most mammals, a great sac, which is attached to the stomach and transverse colon, is loaded with fat, and covers more or less of the intestines; the caul. The lesser , or gastrohepatic , omentum connects the stomach and liver and contains the hepatic vessels. The gastrosplenic omentum , or ligament , connects the stomach and spleen.

Omer noun [ Confer Homer .] A Hebrew measure, the tenth of an ephah. See Ephah . Ex. xvi. 36.

Omicron noun [ Written also omikron .] [ New Latin , from Greek Ο ο. See Micro- .] Lit., the little, or short, O, o; the fifteenth letter of the Greek alphabet.

Omiletical adjective Homiletical. [ Obsolete]

Ominate transitive verb & i. [ Latin ominatus , past participle of ominari to presage, from omen .] To presage; to foreshow; to foretoken. [ Obsolete] Dr. H. More.

Omination noun [ Latin ominatio .] The act of ominating; presaging. [ Obsolete] Fuller.

Ominous adjective [ Latin ominosus , from omen . See Omen .] Of or pertaining to an omen or to omens; being or exhibiting an omen; significant; portentous; -- formerly used both in a favorable and unfavorable sense; now chiefly in the latter; foreboding or foreshowing evil; inauspicious; as, an ominous dread.

He had a good ominous name to have made a peace.
Bacon.

In the heathen worship of God, a sacrifice without a heart was accounted ominous .
South.

-- Om"i*nous*ly , adverb -- Om"i*nous*ness , noun

Omissible adjective Capable of being omitted; that may be omitted.

Omission noun [ Latin omissio : confer French omission . See Omit .]
1. The act of omitting; neglect or failure to do something required by propriety or duty.

The most natural division of all offenses is into those of omission and those of commission.
Addison.

2. That which is omitted or is left undone.

Omissive adjective [ See Omit .] Leaving out; omitting. Bp. Hall. -- O*mis"sive*ly , adverb

Omit transitive verb [ imperfect & past participle Omitted ; present participle & verbal noun Omitting .] [ Latin omittere , omissum ; ob (see Ob- + mittere to cause to go, let go, send. See Mission .]
1. To let go; to leave unmentioned; not to insert or name; to drop.

These personal comparisons I omit .
Bacon.

2. To pass by; to forbear or fail to perform or to make use of; to leave undone; to neglect.

Her father omitted nothing in her education that might make her the most accomplished woman of her age.
Addison.

Omittance noun The act of omitting, or the state of being omitted; forbearance; neglect. Shak.

Omitter noun One who omits. Fuller.

Ommateal adjective (Zoology) Of or pertaining to an ommateum.

Ommateum noun ; plural Ommatea . [ New Latin , from Greek ..., ..., the eye.] (Zoology) A compound eye, as of insects and crustaceans.

Ommatidium noun ; plural Ommatidia . [ New Latin , dim. of Greek ..., ..., the eye.] (Zoology) One of the single eyes forming the compound eyes of crustaceans, insects, and other invertebrates.

Omni- [ Latin omnis all.] A combining form denoting all , every , everywhere ; as in omni potent, all-powerful; omni present.

Omnibus noun [ Latin , for all, dat. plural from omnis all. Confer Bus .]
1. A long four-wheeled carriage, having seats for many people; especially, one with seats running lengthwise, used in conveying passengers short distances.

2. (Glass Making) A sheet-iron cover for articles in a leer or annealing arch, to protect them from drafts.

Omnibus bill , a legislative bill which provides for a number of miscellaneous enactments or appropriations. [ Parliamentary Cant, U.S.] -- Omnibus box , a large box in a theater, on a level with the stage and having communication with it. [ Eng.] Thackeray.

Omnicorporeal adjective [ Omni- + corporeal .] Comprehending or including all bodies; embracing all substance. [ R.] Cudworth.

Omniety noun That which is all-pervading or all-comprehensive; hence, the Deity. [ R.]

Omniety formed nullity into an essence.
Sir T. Browne.

Omnifarious adjective [ Latin omnifarius ; omnis all + -farius . Confer Bifarious .] Of all varieties, forms, or kinds. " Omnifarious learning." Coleridge.

Omniferous adjective [ Latin omnifer ; omnis all + ferre to bear.] All- bearing; producing all kinds.

Omnific adjective [ Omni- + Latin -ficare (in comp.) to make.] All-creating. "The omnific word." Milton.

Omniform adjective [ Latin omniformis ; omnis all + forma form: confer French omniforme .] Having every form or shape. Berkeley.

Omniformity noun The condition or quality of having every form. Dr. H. More.

Omnify transitive verb [ Omni- + -fy .] To render universal; to enlarge. [ R.]

Omnify the disputed point into a transcendent, and you may defy the opponent to lay hold of it.
Coleridge.

Omnigenous adjective [ Latin omniqenus ; omnis all + genus kind.] Consisting of all kinds. [ R.]

Omnigraph noun [ Omni- + -graph .] A pantograph. [ R.]

Omniparient adjective [ Latin omniparens all-producing; omnis all + parere to bring forth.] Producing or bringing forth all things; all- producing. [ R.]

Omniparity noun [ Omni- + -parity .] Equality in every part; general equality.

Omniparous adjective [ See Omniparient .] Producing all things; omniparient.

Omnipatient adjective [ Omni- + patient .] Capable of enduring all things. [ R.] Carlyle.

Omnipercipience, Omnipercipiency noun Perception of everything.

Omnipercipient adjective [ Omni- + percipient .] Perceiving everything. Dr. H. More.

Omnipotence, Omnipotency noun [ Latin omnipotentia : confer French omnipotence .]
1. The state of being omnipotent; almighty power; hence, one who is omnipotent; the Deity.

Will Omnipotence neglect to save
The suffering virtue of the wise and brave?
Pope.

2. Unlimited power of a particular kind; as, love's omnipotence . Denham.

Omnipotent adjective [ French, from Latin omnipotens , -entis ; omnis all + potens powerful, potent. See Potent .]
1. Able in every respect and for every work; unlimited in ability; all-powerful; almighty; as, the Being that can create worlds must be omnipotent .

God's will and pleasure and his omnipotent power.
Sir T. More.

2. Having unlimited power of a particular kind; as, omnipotent love. Shak.

The Omnipotent, The Almighty; God.
Milton.

Omnipotently adverb In an omnipotent manner.

Omnipresence noun [ Confer French omniprésence .] Presence in every place at the same time; unbounded or universal presence; ubiquity.

His omnipresence fills
Land, sea, and air, and every kind that lives.
Milton.

Omnipresency noun Omnipresence. [ Obsolete]