Definition of suppressant
: an agent (such as a drug) that tends to suppress or reduce in intensity rather than eliminate something
Recent Examples of suppressant from the Web
The Australian, who became the first female winner of the Melbourne Cup in 2015, was found to have the appetite suppressant Phentermine in her system.
Sailors hit the flames with Halon, a fire suppressant, but the fire flashed back.
So evolution put into place these very powerful tumor suppressant mechanisms—senescent cells—
The immune suppressant rapamycin makes mice live longer, yet shrivels their testicles.
Yoonessi, however, generally recommends against parents giving cough suppressants to children younger than six.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'suppressant'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of suppressant
SUPPRESSANT Defined for English Language Learners
Definition of suppressant for English Language Learners
: a drug that prevents or controls something
Medical Definition of suppressant
: an agent (as a drug) that tends to suppress or reduce in intensity rather than eliminate something a cough suppressant
Seen and Heard
What made you want to look up suppressant? Please tell us where you read or heard it (including the quote, if possible).