/ Thesaurus / S Synonyms of ssri Find synonyms for: Noun1. selective-serotonin reuptake inhibitor, SSRI, antidepressant, antidepressant drugusage: an antidepressant drug that acts by blocking the reuptake of serotonin so that more serotonin is available to act on receptors in the brainWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language