The Collaborative International Dictionary of English v.0.48:

Metamorphose \Met`a*mor"phose\, v. t. [imp. & p. p.
   Metamorphosed; p. pr. & vb. n. Metamorphosing.] [Cf. F.
   m['e]tamorphoser.]
   To change into a different form; to transform; to transmute.
   [1913 Webster]

         And earth was metamorphosed into man.    --Dryden.
   [1913 Webster]