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: O Oï Oö Oœ O. Oa Ob Oc Od Oe Of Og Oh Oi Oj Ok Ol Om On Oo Op Oq Or Os Ot Ou Ov Ow Ox Oy Oz

Table of Contents POS
HYPHEN
WORDNET DICTIONARY
CIDE DICTIONARY
OXFORD DICTIONARY
THESAURUS
ROGET THESAURUS

Optic

RELATED WORDS :

POS

Adjective, Noun

HYPHEN

op=tic

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WORDNET DICTIONARY

Noun Optic has 1 sense

optic(n = noun.body) eye, oculus - the organ of sight; Array

is a kind of receptor, sense organ, sensory receptor

is a part of visual system, face, human face

has particulars: naked eye, peeper, oculus dexter, od, oculus sinister, os, ocellus, simple eye, stemma, compound eye

has parts: choroid, choroid coat, ciliary body, eyelid, lid, palpebra, canthus, epicanthic fold, epicanthus, nictitating membrane, third eyelid, conjunctiva, eyeball, orb, eye muscle, ocular muscle, cornea, uvea, uveoscleral pathway, iris, crystalline lens, lens, lens of the eye, arteria centralis retinae, central artery of the retina, arteria ciliaris, ciliary artery, arteria lacrimalis, lacrimal artery, lacrimal vein, vena lacrimalis, lacrimal apparatus, retina, sclera, sclerotic coat, musculus sphincter pupillae, pupillary sphincter, aperture

Derived form adjective optic₂

Adjective Optic has 2 senses

optic(a = adj.pert) ocular, opthalmic, optical - of or relating to or resembling the eye; "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light"
optic(a = adj.pert) ocular, optical, visual - relating to or using sight; "ocular inspection"; "an optical illusion"; "visual powers"; "visual navigation"

Derived form noun optic₁

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CIDE DICTIONARY

Optic, n. [From Optic, a.].

The organ of sight; an eye. [1913 Webster]
"The difference is as great between
The optics seeing, as the object seen." [1913 Webster]
An eyeglass. Herbert. [1913 Webster]

Optic, a. [F. optique, Gr. 'optiko`s; akin to 'o`psis sight, 'o`pwpa I have seen, 'o`psomai I shall see, and to 'o`sse the two eyes, 'o`ps face, L. oculus eye. See Ocular, Eye, and cf. Canopy, Ophthalmia.].

Of, pertaining to, or using vision or sight; as, optical illusions. [1913 Webster]
"The moon, whose orb
Through optic glass the Tuscan artist views." [1913 Webster]
Of or pertaining to the eye; ocular; as, the optic nerves (the first pair of cranial nerves) which are distributed to the retina; the optic (or optical) axis of the eye. See Illust. of Brain, and Eye. [1913 Webster]
Relating to the science of optics or to devices designed to assist vision; as, optical works; optical equipment. [1913 Webster]

Optic angle (Opt.), the angle included between the optic axes of the two eyes when directed to the same point; -- sometimes called binocular parallax. -- Optic axis. (Opt.) (a) A line drawn through the center of the eye perpendicular to its anterior and posterior surfaces. In a normal eye it is in the direction of the optic axis that objects are most distinctly seen. (b) The line in a doubly refracting crystal, in the direction of which no double refraction occurs. A uniaxial crystal has one such line, a biaxial crystal has two. -- Optical circle (Opt.), a graduated circle used for the measurement of angles in optical experiments. -- Optical square, a surveyor's instrument with reflectors for laying off right angles.

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OXFORD DICTIONARY

Optic, adj. & n.
--adj. of or relating to the eye or vision (optic nerve).
--n.
1 a lens etc. in an optical instrument.
2 archaic or joc. the eye.
3 (Optic) Brit. propr. a device fastened to the neck of a bottle for measuring out spirits etc.

Idiom

optic angle the angle formed by notional lines from the extremities of an object to the eye, or by lines from the eyes to a given point. optic axis
1 a line passing through the centre of curvature of a lens or spherical mirror and parallel to the axis of symmetry.
2 the direction in a doubly refracting crystal for which no double refraction occurs. optic lobe the dorsal lobe in the brain from which the optic nerve arises.

Etymology

F optique or med.L opticus f. Gk optikos f. optos seen

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THESAURUS

Optic

baby blues, banjo eyes, bright eyes, clear eyes, cornea, eye, eyeball, eyelid, goggle eyes, iris, lens, lid, naked eye, nictitating membrane, ocular, oculus, ophthalmic, ophthalmologic, optic nerve, optical, optometrical, orb, organ of vision, peeper, popeyes, pupil, retina, saucer eyes, sclera, seeing, starry orbs, unaided eye, visible, visional, visual, visual organ

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ROGET THESAURUS

Optic

Vision

N vision, sight, optics, eyesight, view, look, espial, glance, ken, coup d'oeil, glimpse, glint, peep, gaze, stare, leer, perlustration, contemplation, conspection, conspectuity, regard, survey, introspection, reconnaissance, speculation, watch, espionage, espionnage, autopsy, ocular inspection, ocular demonstration, sight-seeing, point of view, gazebo, loophole, belvedere, watchtower, field of view, theater, amphitheater, arena, vista, horizon, commanding view, bird's eye view, periscope, visual organ, organ of vision, eye, naked eye, unassisted eye, retina, pupil, iris, cornea, white, optics, orbs, saucer eyes, goggle eyes, gooseberry eyes, short sight, clear sight, sharp sight, quick sight, eagle sight, piercing sight, penetrating sight, clear glance, sharp glance, quick glance, eagle glance, piercing glance, penetrating glance, clear eye, sharp eye, quick eye, eagle eye, piercing eye, penetrating eye, perspicacity, discernment, catopsis, eagle, hawk, cat, lynx, Argus, evil eye, basilisk, cockatrice, seeing, visual, ocular, optic, optical, ophthalmic, clear-eyesighted, eagle-eyed, hawk-eyed, lynx-eyed, keen- eyed, Argus-eyed, visible, visibly, in sight of, with one's eyes open at sight, at first sight, at a glance, at the first blush, prima facie, Int, look!, the scales falling from one's eyes, an eye like Mars to threaten or command, her eyes are homes of silent prayer, looking before and after, thy rapt soul sitting in thine eyes.

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