Breadcrumb Home > Thesaurus > E Synonyms of epinephrine Find synonyms for: Noun 1. epinephrine, epinephrin, adrenaline, Adrenalin, hormone, endocrine, internal secretion, catecholamine, neurotransmitter, vasoconstrictor, vasoconstrictive, pressor usage: a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of epinephrine (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: insitu Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language