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Meaning of thermophilic

ther•mo•phil•ic

Pronunciation: (thûr"mu-fil'ik), [key]
— adj.
  1. growing best in a warm environment.
  2. (of bacteria) growing best at temperatures between 50° and 60°C.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.