The Collaborative International Dictionary of English v.0.48:
Exhumation \Ex`hu*ma"tion\, n. [Cf. LL. exhumatio, F. exhumation.] The act of exhuming that which has been buried; as, the exhumation of a body. [1913 Webster]WordNet (r) 3.0 (2006):
exhumation n 1: the act of digging something out of the ground (especially a corpse) where it has been buried [syn: exhumation, disinterment, digging up]