extremophile

World English Dictionary
extremophile (ɪkˈstrɛməˌfaɪl) [Click for IPA pronunciation guide]
 
n
a microbe that lives in an environment once thought to be uninhabitable, for example in boiling or frozen water

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
extremophile   (ĭk-strēm'ə-fīl')  Pronunciation Key 
An organism adapted to living in conditions of extreme temperature, pressure, or chemical concentration, as in highly acidic or salty environments. Many extremophiles are unicellular organisms known as archea.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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00:10
Extremophile is always a great word to know.
So is bezoar. Does it mean:
a scrap or morsel of food left at a meal.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
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