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biostrome

[ bahy-uh-strohm ]
/ ˈbaɪ əˌstroʊm /

noun Geology.

a bedded, blanketlike sedimentary deposit of organic origin built by marine organisms and including shell beds, flat reefs, and corals.

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Origin of biostrome

1930–35; bio- + Greek strôma layer, bed; see stroma

OTHER WORDS FROM biostrome

bi·o·stro·mal, adjective

Words nearby biostrome

biospeleology, biosphere, biostatics, biostatistics, biostratigraphy, biostrome, biosurgery, biosynthesis, biosynthetic, biosystem, biosystematics
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for biostrome

biostrome
/ (ˈbaɪəˌstrəʊm) /

noun

a rock layer consisting of a deposit of organic material, such as fossils

Word Origin for biostrome

C20: from bio- + Greek strōma covering
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