allomorph — English Dictionary

Noun

1. Any of the different crystalline forms of a substance.

   Synonyms

   paramorph

2. Any of the different phonological representations of a morpheme.

Noun

1. any of several different crystalline forms of the same chemical compound

   Broader terms

   compoundchemical compound

   Examples

   calcium carbonate occurs in the allomorphs calcite and aragonite

2. a variant phonological representation of a morpheme

   Broader terms

   morpheme

   Examples

   the final sounds of ‘bets’ and ‘beds’ and ‘horses’ and ‘oxen’ are allomorphs of the English plural morpheme