Source : Webster's Revised Unabridged Dictionary (1913)

Sphacelate \Sphac"e*late\, v. t. (Med.)
   To affect with gangrene.

Sphacelate \Sphac"e*late\, Sphacelated \Sphac"e*la`ted\, a.
   (Med.)
   Affected with gangrene; mortified.

Source : WordNet®

sphacelate
     v : undergo necrosis; "the tissue around the wound necrosed"
         [syn: {necrose}, {gangrene}, {mortify}]