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Browse the Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

optical

Entry Word:: optical
Function:: adjective

Text: of, relating to, or used in vision<an optical illusion that fools most people>— see visual 1

For More Information on "optical" go to Britannica.com

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See a map of "optical" in the Visual Thesaurus