˜yÐÄvlog

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biostrome

[ bahy-uh-strohm ]

noun

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


biostrome

/ ˈ²ú²¹ÉªÉ™ËŒ²õ³Ù°ùəʊ³¾ /

noun

  1. a rock layer consisting of a deposit of organic material, such as fossils
“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
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Other ˜yÐÄvlog Forms

  • ²ú¾±î€…o·²õ³Ù°ù´Çm²¹±ô adjective
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˜yÐÄvlog History and Origins

Origin of biostrome1

1930–35; bio- + Greek ²õ³Ù°ùô³¾²¹ layer, bed; stroma
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˜yÐÄvlog History and Origins

Origin of biostrome1

C20: from bio- + Greek ²õ³Ù°ùų¾²¹ covering

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