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lithic

[lith-ik] /ˈlɪθ ɪk/
adjective
1.
pertaining to or consisting of stone.
2.
Petrology. pertaining to clastic rocks, either sedimentary or volcanic, containing a large proportion of debris from previously formed rocks:
a lithic sandstone; lithic tuff.
3.
Pathology. pertaining to stony concretions, or calculi, formed within the body, especially in the bladder.
4.
Chemistry. of, pertaining to, or containing lithium.
noun
5.
Archaeology. a stone artifact.
Origin
1790-1800
1790-1800; < Greek lithikós of stone. See lith-, -ic
Related forms
lithically, adverb
prelithic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for lithically

lithic

/ˈlɪθɪk/
adjective
1.
of, relating to, or composed of stone
2.
containing abundant fragments of previously formed rock a lithic sandstone
3.
(pathol) of or relating to a calculus or calculi, esp one in the urinary bladder
4.
of or containing lithium
Word Origin
C18: from Greek lithikos stony
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for lithically
lithic
1797, from Gk. lithikos, from lithos "stone."
Online Etymology Dictionary, © 2010 Douglas Harper
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