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allomorph

[al-uh-mawrf]
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noun
  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 allomorph

allomorph

noun
  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