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endomorphism

American  
[en-doh-mawr-fiz-uhm, -duh-] / ˌɛn doʊˈmɔr fɪz əm, -də- /

noun

  1. Petrology.  a change brought about within the mass of an intrusive igneous rock.

  2. Mathematics.  a homomorphism of a set into itself.

endomorphism British  
/ ˌɛndəʊˈmɔːˌfɪzəm /

noun

  1. geology changes in a cooling body of igneous rock brought about by assimilation of fragments of, or chemical reaction with, the surrounding country rock

"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

Etymology

Origin of endomorphism

First recorded in 1950–55; endomorph(ic) + -ism

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.