Dictionary
mor•pheme
Pronunciation: (môr'fēm), [key]—
n. Ling.
any of the minimal grammatical units of a language, each constituting a word or meaningful part of a word, that cannot be divided into smaller independent grammatical parts, as
the, write, or the
-ed of
waited. Cf.
allomorph (def. 2),
morph (def. 1).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.