Breadcrumb Home > Thesaurus > O Synonyms of optics Find synonyms for: Noun1. optics, physics, natural philosophyusage: the branch of physics that studies the physical properties of light2. optics, propertyusage: optical properties; "the optics of a telescope"Noun1. optics, physics, natural philosophyusage: the organ of sightWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of optics (Dictionary) ✖ Related Content Daily Word Quiz: sophism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language