optical[adjective]Synonyms: visual, ocular, optic, visional
[TahlilGaran] English Synonym Dictionary ▲
op‧ti‧cal /ˈɒptɪk
əl $ ˈɑːp-/
adjective relating to machines or processes which are concerned with light, images, or the way we see things:
microscopes and other optical instruments—optically /-kli/
adverb [TahlilGaran] Dictionary of Contemporary English ▲