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1. the study of word formation
2. the study of the structure of words
3. the basic unit of meaning in a particular language

lexical morphemes

words that have meaning by themselves eg. boy, food, door etc

grammatical morphemes

words that specify the relationship between one morpheme and another eg. at, in, on, ed, s, etc.

free morphemes

morphemes that can stand alone as words eg. boy, food, in on etc

bound morphemes

morphemes that occur only in combination eg. -ed, -s, -est, -ing


a minimal unit having more or less a constant meaning eg. buyers is made up of 3 morphemes - {buy} +{er}+ {s}. Each morpheme can exist in other words - teachers


the more combinations a morpheme is found in, the more productive it is said to be

braces { }

indicate a morpheme

square brackets [ ]

indicate a semantic characterization


inicate a lexical stem

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