Re*du`pli*ca"tion (-k?sh?n), n. [Cf. F. réduplication, L. reduplicatio repetition.] 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.) 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.