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leucocratic

[ loo-kuh-krat-ik ]
/ ˌlu kəˈkræt ɪk /
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adjective Geology.

(of a rock) composed mainly of light-colored minerals.

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Origin of leucocratic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for leucocratic

leucocratic
/ (ˌluːkəˈkrætɪk) /

adjective

(of igneous rocks) light-coloured because of a low content of ferromagnesian minerals
C20: from German leukokrat, from leuco- + Greek kratein to rule
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
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