bioturbed


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bi·o·tur·ba·tion

 (bī′ō-tər-bā′shən)
n.
The stirring or mixing of sediment or soil by organisms, especially by burrowing or boring.

[German : bio-, bio- + Latin turbātiō, turbātiōn-, distrubance (from turbātus, past participle of turbāre, to stir up; see disturb).]

bi′o·turbed′ (-tûrbd′) adj.

bioturbed

(ˈbaɪəʊˌtɜːbd)
adj
stirred by organisms