- reduplicate⇄adj. 1. doubled or repeated.
2. (Botany.) valvate, with the edges folded back to project outward. - reduplicate⇄reduplicate, verb, -cated,-cating,adjective.
- reduplicate⇄v.i. to become doubled.
- reduplicate⇄v.t. 1. to double; repeat.
2a. to repeat (a letter or syllable) in forming a word.
b. to form by such repetition.