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See more synonyms for allomorph on Thesaurus.com
  1. any of two or more different forms of the same chemical compound.
  2. Linguistics. one of the alternate contextually determined phonological shapes of a morpheme, as en in oxen, which is an allomorph of the English plural morpheme.Compare morph.
  3. Mineralogy. paramorph.
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Origin of allomorph

First recorded in 1865–70; allo- + -morph
Related formsal·lo·mor·phic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for allomorphic


  1. linguistics any of the phonological representations of a single morpheme. For example, the final (s) and (z) sounds of bets and beds are allomorphs of the English noun-plural morpheme
  2. any of two or more different crystalline forms of a chemical compound, such as a mineral
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Derived Formsallomorphic, adjective
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