suppressant

[suh-pres-uh nt]

noun

a substance that suppresses an undesirable action or condition: an appetite suppressant.

Origin of suppressant

1940–45; supress + -ant

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for suppressant

suppressant

adjective

tending to suppress or restrain an action or condition

noun

a suppressant drug or agenta cough suppressant

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for suppressant

1958, from suppress + -ant.