Definition of reduplication
1
:an act or instance of doubling or reiterating
2 a
:an often grammatically functional repetition of a radical element or a part of it occurring usually at the beginning of a word and often accompanied by change of the radical vowel
b (1)
:a word or form produced by reduplication
(2)
:the repeated element in such a word or form
3
:anadiplosis
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