mesophile

[ mez-uh-fahyl, -fil, mes-, mee-zuh-, -suh- ]
/ ˈmɛz əˌfaɪl, -fɪl, ˈmɛs-, ˈmi zə-, -sə- /
Bacteriology

adjective

noun

a mesophilic bacterium.

Origin of mesophile

First recorded in 1925–30; meso- + -phile