The Collaborative International Dictionary of English v.0.48:

Dravidic \Dravidic\ prop. n.
   one of the languages native to southern India; a Dravidian
   language.

   Syn: Dravidian, Dravidian language.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Dravidic
    n 1: a large family of languages spoken in south and central
         India and Sri Lanka [syn: Dravidian, Dravidic,
         Dravidian language]