| 单词 | clast |
| 释义 | clast[ klast ] / klæst / nouna grain of sediment, silt, sand, gravel, etc., especially as a constituent fragment of a clastic rock formation, as distinguished from a chemical or biogenic component of such a formation. Origin of clastFirst recorded in 1950–55; probably back formation from clastic Words nearby clastclassroom assistant, class structure, class struggle, classwork, classy, clast, clastic, clastogenic, clastothrix, clat, clathrate Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Scientific definitions for clastclast [ klăst ] A rock fragment or grain resulting from the breakdown of larger rocks. Other words from clastclastic adjective (klăs′tĭk)The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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