allomorph
- n any of several different crystalline forms of the same chemical compound
calcium carbonate occurs in the allomorphs calcite and aragonite - n a variant phonological representation of a morpheme
the final sounds of `bets' and `beds' and `horses' and `oxen' are allomorphs of the English plural morpheme
allopathy
- n the usual method of treating disease with remedies that produce effects differing from those produced by the disease itself