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cryptoclastic

[ krip-tuh-klas-tik ]

adjective

, Geology.
  1. (of rock) composed of minute or microscopic fragments.


cryptoclastic

/ ˌkrɪptəʊˈklæstɪk /

adjective

  1. (of minerals and rocks) composed of microscopic fragments
“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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Word History and Origins

Origin of cryptoclastic1

First recorded in 1875–80; crypto- ( def ) + clastic ( def ); modeled on German kryptoklastisch

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