bioherm Hear it!

bioherm definition

☆ bio·herm (bī′ō hʉrm′)

noun

  1. a reeflike mass or mound of limestone built by sedentary organisms, as corals
  2. coral reef

Etymology: < bio- + Gr herma, a reef

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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