About The Word Optic
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Learn about the word Optic to help solve your crossword puzzle. Discover Optic definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Optic
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Optic Definition And Meaning |
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What's The Definition Of Optic?
[n] the organ of sight (`peeper' is an informal term for `eye')
[adj] relating to or using sight; "ocular inspection"; "an optical illusion"; "visual powers"; "visual navigation" [adj] 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" Synonyms | Synonyms for Optic: eye | ocular | oculus | opthalmic | optical | peeper | visual Related Terms | Find terms related to 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 See Also | arteria centralis retinae | arteria ciliaris | arteria lacrimalis | canthus | central artery of the retina | choroid | choroid coat | ciliary artery | ciliary body | compound eye | conjunctiva | cornea | crystalline lens | epicanthic fold | epicanthus | eye muscle | eyeball | eyelid | face | human face | iris | lacrimal apparatus | lacrimal artery | lacrimal vein | lens | lid | musculus sphincter pupillae | nictitating membrane | ocular muscle | oculus dexter | oculus sinister | OD | orb | OS | palpebra | pupillary sphincter | receptor | retina | sclera | sclerotic coat | sense organ | sensory receptor | simple eye | third eyelid | uvea | vena lacrimalis | visual system Optic In Webster's Dictionary \Op"tic\, n. [From {Optic}, a.]
1. The organ of sight; an eye.
The difference is as great between The optics
seeing, as the object seen. --Pope.
2. An eyeglass. [Obs.] --Herbert.
\Op"tic\, Optical \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 orb Through optic glass the Tuscan artist views. --Milton. 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. {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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