(Op*pug"nan*cy) n. [See Oppugnant.] The act of oppugning; opposition; resistance. Shak.
(Op*pug"nant) a. [L. oppugnans, p. pr. of oppugnare. See Oppugn.] Tending to awaken
hostility; hostile; opposing; warring. "Oppugnant forces." I. Taylor. n. An opponent. [R.] Coleridge.
(Op`pug*na"tion) n. [L. oppugnatio: cf. OF. oppugnation.] Opposition. [R.] Bp. Hall.
(Op*pugn"er) n. One who opposes or attacks; that which opposes. Selden.
(Op*sim"a*thy) n. Education late in life. [R.] Hales.
(Op`si*om"e*ter) n. [Gr. sight + -meter: cf. F. opsiomètre.] An instrument for measuring the
limits of distincts vision in different individuals, and thus determiming the proper focal length of a lens for
correcting imperfect sight. Brande & C.
(Op`so*na"tion) n. [L. opsonatio.] A catering; a buying of provisions. [Obs.] Bailey.
(Op"ta*ble) a. [L. optabilis.] That may be chosen; desirable. [Obs.] Cockeram.
(Op"tate) v. i. [L. optatus, p. p. of optare.] To choose; to wish for; to desire. [Obs.] Cotgrave.
(Op*ta"tion) n. [L. optatio. See Option.] The act of optating; a wish. [Obs.] Sir T. Browne.
Optative mood (Gram.), that mood or form of a verb, as in Greek, Sanskrit, etc., in which a wish or
desire is expressed.
(Op"ta*tive) a. [L. optativus: cf. F. optatif.] Expressing desire or wish. Fuller.
(Op"ta*tive), n. [Cf. F. optatif.]
1. Something to be desired. [R.] Bacon.
2. (Gram.) The optative mood; also, a verb in the optative mood.
(Op"ta*tive*ly), adv. In an optative manner; with the expression of desire. [R.]
God blesseth man imperatively, and man blesseth God optatively.Bp. Hall.
(Op"tic) n. [From Optic, a.]
1. The organ of sight; an eye.
The difference is as great betweenPope.
The optics seeing, as the object seen.
2. An eyeglass. [Obs.] Herbert.
(Op"tic Op"tic*al) a. [F. optique, Gr. akin to sight, I have seen, I shall see, and to the two eyes,
face, L. oculus eye. See Ocular, Eye, and cf. Canopy, Ophthalmia.]
1. Of or pertaining to vision or sight.
The moon, whose orbMilton.
Through optic glass the Tuscan artist views.
2. Of or pertaining to the eye; ocular; as, the optic nerves (the first pair of cranial nerves) which are distributed
to the retina. See Illust. of Brain, and Eye.
3. Relating to the science of optics; as, optical works.