The Collaborative International Dictionary of English v.0.48:

Excarnificate \Ex*car"ni*fi*cate\, v. t. [L. ex out + LL.
   carnificatus, p. p. carnificare to carnify; cf. L.
   excarnificare to tear to pieces, torment. See Carnify.]
   To clear of flesh; to excarnate. --Dr. H. More.
   [1913 Webster]