optic

1 of 2

adjective

op·​tic ˈäp-tik 

: of or relating to vision or the eye

optic

2 of 2

noun

1

: eye

2

a

: any of the elements (such as lenses, mirrors, or light guides) of an optical instrument or system

—usually used in plural

b

: an optical instrument

Synonyms

Adjective

• ocular
• optical
• visual

Examples of optic in a Sentence

Adjective

the optic nerve

Recent Examples on the Web

Adjective

The first symptom to appear is diabetes mellitus, usually diagnosed around age six, and optic atrophy (progressive vision loss) around age 11. —Carisa Brewster, Verywell Health, 14 Jan. 2025

The vacuum has a fluffy optic cleaner head that not only cleans but also polishes hard floors. —Terri Williams, Architectural Digest, 2 Dec. 2024

Noun

The optics of a player physically confronting a coach during such a heated moment may prompt the team to address the behavior privately. —David Faris, Newsweek, 19 Jan. 2025

Considerations included getting players and fans into Pacific Palisades as recovery efforts are underway, a dearth of nearby lodging and the optics of playing a golf tournament amid one of the most horrific natural disasters in the history of the region. —Houston Mitchell, Los Angeles Times, 17 Jan. 2025

Word History

Etymology

Adjective

Middle English, from Medieval Latin opticus, from Greek optikos, from opsesthai to be going to see; akin to Greek opsis appearance, ōps eye — more at eye

First Known Use

Adjective

15th century, in the meaning defined above

Noun

1601, in the meaning defined at sense 1

Phrases Containing optic

• electro-optic
• fiber-optic
• magneto-optic
• optic axis
• optic chiasma
• optic cup
• optic disc
• optic lobe
• optic nerve
• optic vesicle

Kids Definition

optic

adjective

op·​tic

ˈäp-tik

: of or relating to vision or the eye

Etymology

Adjective

Middle English optic "relating to the eye," from Latin opticus (same meaning), from Greek optikos (same meaning), from opsesthai "to be going to see" — related to autopsy

Medical Definition

optic

1 of 2 adjective

op·​tic ˈäp-tik 

1

a

: of or relating to vision

optic phenomena

b

: dependent chiefly on vision for orientation

humans are basically optic animals

2

a

: of or relating to the eye : ocular

b

: affecting the eye or an optic structure

optic

2 of 2 noun

1

: any of the elements (as lenses, mirrors, or light guides) of an optical instrument or system

—usually used in plural

2

: an optical instrument