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English definition of “morpheme”

morpheme

noun [C]     /ˈmɔː.fiːm/ US  /ˈmɔːr-/ specialized
the smallest unit of language that has its own meaning, either a word or a part of a word: 'Worker' contains two morphemes - 'work' and '-er'.Morphology and parts of words
(Definition of morpheme noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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