bioherm

[bahy-oh-hurm]

noun Geology.

a carbonate rock formation, in the form of an ancient reef or hummock, consisting of the fossilized remains of corals, algae, mollusks, and other sedentary marine life, and commonly surrounded by rock of a different lithology.

Nearby words

  1. biographer,
  2. biographical,
  3. biographize,
  4. biography,
  5. biohazard,
  6. bioindustry,
  7. bioinformatics,
  8. bioinorganic,
  9. bioinstrument,
  10. bioinstrumentation

Origin of bioherm

1925–30; bio- + -herm < Greek hérma sunken rock, reef

Related formsbi·o·her·mal, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for bioherm

bioherm

noun

a mound of material laid down by sedentary marine organisms, esp a coral reef
the fossilized remains of such a mound

Word Origin for bioherm

C20: from bio- + Greek herma submerged rock

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012