语素变体（如 cats、dogs、horses 中的 s、z 和 Iz 是复数词尾 s 的变体）one possible form of a particular morpheme . The forms , incats ,dogs andhorses are allomorphs of the plural ending <ei>s</ei> .
n.
1.
【矿】同质异晶
2.
【语】同词素的异形词
n.
1.
oneoftheformsthatamorphemecanhave. Forexample, thepluralending “-s” hasthreeallomorphs: /s/, /z/, and /iz/, asinthewords “trucks,” “cars,” and “buses.”