bioherm

noun

bi·​o·​herm

ˈbīōˌhərm

plural -s

: a body of rock built up by or composed mainly of sedentary organisms (such as corals, algae, or mollusks) and enclosed or surrounded by rock of different origin compare biostrome

biohermal

¦⸗⸗¦hərməl

adjective

Word History

Etymology

bi- + Greek herma sunken rock, reef

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