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thermophilic

American  
[thur-muh-fil-ik] / ˌθɜr məˈfɪl ɪk /

adjective

  1. growing best in a warm environment.

  2. (of bacteria) growing best at temperatures between 50° and 60°C.


Etymology

Origin of thermophilic

First recorded in 1895–1900; thermo- + -philic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This unique MAA appears to play an important role in helping Gloeocapsa species tolerate environmental stress and likely serves several functions within these thermophilic cyanobacteria.

From Science Daily • Jan. 13, 2026

In a new study, researchers led by Professor Hakuto Kageyama of Meijo University and Professor Rungaroon Waditee-Sirisattha of Chulalongkorn University identified a novel MAA produced by thermophilic cyanobacteria living in hot springs in Thailand.

From Science Daily • Jan. 13, 2026

Oxygen is pumped in to increase thermophilic, or heat-loving, microbial activity.

From The New Yorker • Aug. 26, 2019

The temperatures are very high in the hydrothermal vent, so the prokaryotes would be thermophilic.

From Textbooks • Jan. 1, 2015

Using thermophilic variants of cyanobacteria, which grow well between 35 °C and 50 °C, could be one solution to this expensive temperature control.

From Nature • Aug. 15, 2012

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