clay stone

or clay·stone


noun Geology.

Nearby words

  1. clay eater,
  2. clay flour,
  3. clay mineral,
  4. clay pigeon,
  5. clay road,
  6. clay, cassius marcellus,
  7. clay, henry,
  8. clay, lucius dubignon,
  9. clay-colored robin,
  10. clay-colored sparrow

Origin of clay stone

First recorded in 1770–80 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for claystone

  • Why should the schist pendant of the Tappock chamber be all right, if the claystone pendant of Dunbuie be all wrong?

    The Clyde Mystery|Andrew Lang
  • But there was more; close by the stone I noticed (although I think you didn't) a mark in the claystone.

  • We see them light their claystone pipes, and send forth clouds of blue vapour.

British Dictionary definitions for claystone


/ (ˈkleɪˌstəʊn) /


a compact very fine-grained rock consisting of consolidated clay particles
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

Science definitions for claystone


[ klāstōn′ ]

A fine-grained, dark gray to pink sedimentary rock consisting primarily of compacted and hardened clay. Claystone is similar to shale but without laminations.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.