hyperthermophile
noun
hy·per·ther·mo·phile
ˌhī-pər-ˈthər-mə-ˌfī(-ə)l 
: an organism that lives in extremely hot environments (such as hot springs) with temperatures around the boiling point of water
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“Hyperthermophile.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperthermophile. Accessed 5 Jul. 2026.
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