/ Thesaurus / L Synonyms of lens cover Find synonyms for: Noun1. lens cap, lens cover, capusage: cap used to keep lens free of dust when not in useWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language