/ Thesaurus / O Synonyms of over the counter Find synonyms for: Adjective1. nonprescription(prenominal) (vs. prescription), over-the-counter(prenominal)usage: purchasable without a doctor's prescription; "nonprescription drugs"; "an over-the-counter cold remedy"2. over-the-counter, otc, unlisted (vs. listed)usage: (of securities) not traded on a stock exchange; "over-the-counter stocks"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language