Meaning of reduplicative

re•du•pli•ca•tive

Pronunciation: (ri-d'pli-kā"tiv, -dy'-), [key]
— adj.
  1. tending to reduplicate.
  2. pertaining to or marked by reduplication.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.