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allomorphism

[al-uh-mawr-fiz-uh m]

noun Chemistry.

variability in crystalline form without change in chemical constitution.
Compare paramorphism.

Origin of allomorphism

First recorded in 1865–70; allomorph + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for allomorphism

allomorphism

noun

variation in the crystalline form of a chemical compound
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
allomorphism in Medicine

allomorphism

[ăl′ə-môr′fĭz′əm]

n.

A change in crystalline form that occurs without a change in chemical composition.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.