Reduplication
Pronunciation : Re*du`pli*ca"tion (-kshn)
Part of Speech : n.
Etymology : [Cf. F. r?duplication, L. reduplicatio repetition.]
Definition : 1. The act of doubling, or the state of being doubled.
2. (Pros.) A figure in which the first word of a verse is the same as the last word of the preceding verse.
3. (Philol.)
Defn: The doubling of a stem or syllable (more or less modified), with the effect of changing the time expressed, intensifying the meaning, or making the word more imitative; also, the syllable thus added; as, L. tetuli; poposci.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder