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clastic

[ klas-tik ]

adjective

  1. Biology. breaking up into fragments or separate portions; dividing into parts.
  2. pertaining to an anatomical model made up of detachable pieces.
  3. Geology. noting or pertaining to rock or rocks composed of fragments or particles of older rocks or previously existing solid matter; fragmental.


clastic

/ ˈklæstɪk /

adjective

  1. (of sedimentary rock, etc) composed of fragments of pre-existing rock that have been transported some distance from their points of origin
  2. biology dividing into parts

    a clastic cell

  3. able to be dismantled for study or observation

    a clastic model of the brain

“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 Words From

  • non·clastic adjective
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Word History and Origins

Origin of clastic1

1870–75; < Greek klastós broken in pieces ( klas- variant stem of klân to break + -tos verbal adjective suffix) + -ic
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Word History and Origins

Origin of clastic1

C19: from Greek klastos shattered, from klan to break
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Example Sentences

The clastic Flysch formation of the 662 Carpathians and northern Alps appears to be of Eocene age in the upper and Cretaceous in the lower part.

All were preserved in the hard calcified clastic sediment that formed at the bottom of a water of water.

From BBC

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