Source : Webster's Revised Unabridged Dictionary (1913)

Inhumation \In`hu*ma"tion\, n. [Cf. F. inhumation.]
   1. The act of inhuming or burying; interment.

   2. (Old Chem.) The act of burying vessels in warm earth in
      order to expose their contents to a steady moderate heat;
      the state of being thus exposed.

   3. (Med.) Arenation.

Source : WordNet®

inhumation
     n : the ritual placing of a corpse in a grave [syn: {burial}, {entombment},
          {interment}, {sepulture}]