/ Thesaurus / B Synonyms of boosters Find synonyms for: Noun1. supporter, protagonist, champion, admirer, booster, friend, advocate, advocator, proponent, exponentusage: a person who backs a politician or a team etc.; "all their supporters came out for the game"; "they are friends of the library"2. promoter, booster, plugger, advertiser, advertizer, admanusage: someone who is an active supporter and advocate3. booster, shoplifter, lifter, thief, stealerusage: a thief who steals goods that are in a store4. booster, booster amplifier, booster station, relay link, relay station, relay transmitter, amplifierusage: an amplifier for restoring the strength of a transmitted signal5. booster, booster rocket, booster unit, takeoff booster, takeoff rocket, rocket, rocket engineusage: the first stage of a multistage rocket6. booster, booster dose, booster shot, recall dose, dose, dosageusage: an additional dose that makes sure the first dose was effectiveWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: leonine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language