synergist

noun

syn·​er·​gist ˈsi-nər-jist 

: something (such as a chemical or a muscle) that enhances the effectiveness of an active agent

broadly : either member of a synergistic pair

Examples of synergist in a Sentence

Recent Examples on the Web

Evans had a friendly synergist at The New Yorker, where Brown serialized works by Monica Crowley, Edward Jay Epstein and other Random House authors. —Hillel Italie, USA TODAY, 24 Sep. 2020

The vinegar also seemed to act as a synergist to help all the other ingredients be more available and effective. —Howard Garrett, Dallas News, 18 June 2019

Word History

First Known Use

1870, in the meaning defined above

Medical Definition

synergist

noun

syn·​er·​gist -jəst 

1

: an agent that increases the effectiveness of another agent when combined with it

especially : a drug that acts in synergism with another

2

: an organ (as a muscle) that acts in concert with another to enhance its effect compare agonist sense 1, antagonist sense a