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单词 biostrome
释义

Definition of biostrome in English:

biostrome

noun ˈbʌɪəstrəʊm
Geology

  • A deposit consisting of a bed or sheet (as opposed to a mound or domed structure) of the calcareous skeletal remains of sedentary organisms (shells, crinoids, corals, etc.).

Origin

1930s. From bio- + ancient Greek στρῶμα mattress, bed: compare quot. 1932.

Definition of biostrome in US English:

biostrome

nounˈbʌɪəstrəʊm
Geology

  • A deposit consisting of a bed or sheet (as opposed to a mound or domed structure) of the calcareous skeletal remains of sedentary organisms (shells, crinoids, corals, etc.).

Origin

1930s. From bio- + ancient Greek στρῶμα mattress, bed: compare quot. 1932.
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更新时间：2025/6/19 6:18:21