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metacryst

American

[met-uh-krist] / ˈmɛt əˌkrɪst /

noun

Geology.

a crystal formed by recrystallization of minerals in a metamorphic rock.

Etymology

Origin of metacryst

First recorded in 1910–15; meta- + (pheno)cryst

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.