Source : Webster's Revised Unabridged Dictionary (1913)

Cremate \Cre"mate\ (kr?"m?t or kr?-m?t"), v. t. [L. crematus, p.
   p. of cremare to burn; cf. Skr. cr? to cook.]
   To burn; to reduce to ashes by the action of fire, either
   directly or in an oven or retort; to incremate or incinerate;
   as, to cremate a corpse, instead of burying it.

Source : WordNet®

cremate
     v : reduce to ashes; "Cremate a corpse"