optical

noun

(film) Any special effect requiring laboratory work on the film.

adjective

Of or relating to sight; visual.

Designed to assist or enhance sight

Of or relating to visible light.

Of or relating to optics.

Incorporating light-sensitive devices.

Roots

optikosopt- · Greek · of sight

Synonyms & related words for optical

Find synonyms, related words, and the definition of optical. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to optical

Explore words related to optical — words associated with it, words that go with it, and its nearest matches in meaning. Related words include optic, ocular, optically, ophthalmic, catoptrics, optoelectronic, dioptrics, optometer. Click any word to make it the center of the map and keep exploring the web of connections.

Where does optical come from?

The word optical breaks down into one root of Greek origin: the root opt-, from Greek optikos (“of sight”). Explore each root to see other English words built from the same source.