bioturbation

noun bio·tur·ba·tion \ˌbī-ō-tər-ˈbā-shən\

Definition of BIOTURBATION

: the restructuring of sedimentary deposits (as in a lake bottom or seabed) by moving organisms (as worms and burrowing clams)

— bio·tur·bat·ed \-ˈbā-təd\ adjective

International Scientific Vocabulary

First Known Use: 1967

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