Definition of Optic

1. Noun. The organ of sight.

2. Adjective. Of or relating to or resembling the eye. "An ocular spot is a pigmented organ or part believed to be sensitive to light"
Exact synonyms: Ocular, Opthalmic, Optical
Partainyms: Eye, Eye, Eye, Eye

3. Adjective. Relating to or using sight. "Visual navigation"
Exact synonyms: Ocular, Optical, Visual
Partainyms: Sight, Sight, Sight, Sight

Definition of Optic

1. n. The organ of sight; an eye.

2. a. Of or pertaining to vision or sight.

Definition of Optic

1. Adjective. Of, or relating to the eye or to vision. ¹

2. Adjective. Of, or relating to optics or optical instruments. ¹

3. Noun. (context: now humorous) An eye. ¹

4. Noun. A lens or other part of an optical instrument that interacts with light. ¹

5. Noun. A measuring device with a small window, attached to an upside-down bottle, used to dispense alcoholic drinks in a bar. ¹

¹ Source:

Definition of Optic

1. an eye [n -S] - See also: eye

Medical Definition of Optic

1. Of or pertaining to the eye. Origin: Gr. Optikos = of or for sight This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Optic Pictures

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Lexicographical Neighbors of Optic

optative mood
opted in
opted out
optic (current term)
optic agnosia
optic ataxia
optic atrophy
optic axis
optic canal
optic capsule
optic chiasm
optic chiasma
optic decussation
optic disc
optic disk
optic disk drusen
optic fissure

Literary usage of Optic

Below you will find example usage of this term as found in modern and/or classical literature:

1. Anatomy, Descriptive and Surgical by Henry Gray (1901)
"THE SECOND OR optic NERVE. ciated with the temporal lobe, where it probably includes the gyrus hippocampi, uncus, and hippocampus major. ..."

2. Medical lexicon by Robley Dunglison (1860)
"optic CENTRE, Centrum op'ticam. The optic centre of the crystalline is the point at which the various rays proceeding from an object cross in their way to ..."

3. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1889)
"He quotes the statement of Gowers, that optic atrophy so universally appears ... Also the converse statement that, when optic atrophy has become developed ..."

4. Science by American Association for the Advancement of Science (1896)
"The optic axis lay horizontal. A portion of the ice, about as wide as the strap, ... 212. that tended to bring the optic axis into coincidence with the ..."

5. The Theory of Light by Thomas Preston (1912)
"Thus if 20D and 26r denote the angle between the optic axes for the violet and the red rays respectively, we have to determine them in terms of the ..."

6. A Text Book of Physiology by Michael Foster (1894)
"Thus the really optic fibres of the optic tract end in one of three collections of grey matter, the lateral corpus geniculatum, the pulvinar, ..."

7. Manual of the diseases of the eye by Charles Henry May (1914)
"The optic nerve may be divided into (1) an intraocular portion, the head of the optic nerve; (2) an orbital portion extending from the eyeball to the optic ..."

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