Source : Webster's Revised Unabridged Dictionary (1913)

Crore \Crore\ (kr?r), n. [Hind. karor, Skr. koTi.]
   Ten millions; as, a crore of rupees (which is nearly
   $5,000,000). [East Indies] --Malcolm.

Source : WordNet®

crore
     n : the number that is represented as a one followed by 7 zeros;
         ten million