suppressant

[ suh-pres-uh nt ]
/ səˈprɛs ənt /

noun

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

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Origin of suppressant

1940–45; supress + -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for suppressant

suppressant
/ (səˈprɛsənt) /

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