The Collaborative International Dictionary of English v.0.48:

Exhume \Ex*hume"\, v. t. [imp. & p. p. Exhumedp. pr. & vb. n..
   Exhuming.] [LL. exhumare; L. ex out + humus ground, soil:
   cf. F. exhumer. See Humble.]
   To dig out of the ground; to take out of a place of burial;
   to disinter. --Mantell.
   [1913 Webster]

WordNet (r) 3.0 (2006):

exhume
    v 1: dig up for reburial or for medical investigation; of dead
         bodies [syn: disinter, exhume]