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definitions

lithoid

or li·thoi·dal

[lith-oid or li-thoid-l]
adjective
  1. resembling stone; stonelike.

Origin of lithoid

From the Greek word lithoeidḗs, dating back to 1835–45. See lith-, -oid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for lithoid

lithoid

lithoidal (lɪˈθɔɪdəl)

adjective
  1. resembling stone or rock

Word Origin for lithoid

C19: from Greek lithoeidēs, from lithos stone
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