Source : Webster's Revised Unabridged Dictionary (1913)

Mummify \Mum"mi*fy\, v. t. [imp. & p. p. {Mummified}; p. pr. &
   vb. n. {Mummifying}.] [Mummy + -fy: cf. F. momifier.]
   To embalm and dry as a mummy; to make into, or like, a mummy.
   --Hall (1646).

Source : WordNet®

mummify
     v 1: preserve while making lifeless; "mummified ideas and
          institutions should be gotten rid of"
     2: remove the organs and dry out (a dead body) in order to
        preserve it; "Th Egyptians mummified their pharaos"
     3: dry up and shrivel due to complete loss of moisture; "a
        mummified body was found" [syn: {dry up}]
     [also: {mummified}]