• synonyms


noun Geology.
  1. any sandstone.
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Origin of psammite

1880–85; < Greek psámm(os) sand + -ite1
Also called arenite.
Related formspsam·mit·ic [sa-mit-ik] /sæˈmɪt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for psammite

Historical Examples

  • It seems to me to be a clayey sandstone (Psammite) penetrated by silica.

    Journal of an Overland Expedition in Australia

    Ludwig Leichhardt

  • The ranges were composed of a Psammite, which was frequently baked, probably by neighbouring out-bursts of igneous rock.

  • The prevailing rock was talc-schiste, alternating with layers of psammite.

British Dictionary definitions for psammite


  1. a rare name for sandstone
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Derived Formspsammitic (sæˈmɪtɪk), adjective

Word Origin

C19: from Greek psammos sand
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