[1] : The Collaborative International Dictionary of English v.0.48

vellication \vel`lica"tion\, l. vellicatio.
   1. the act of twitching, or of causing to twitch.
      1913 webster

   2. med. a local twitching, or convulsive motion, of a
      muscular fiber, especially of the face.
      1913 webster

[2] : WordNet (r) 2.0

vellication
     n : a sudden muscle spasm; especially one caused by a nervous
         condition syn: twitch, twitching
see also:
twitch twitching 

Vellication >> V Words
Vellication, definition of term: Vellication
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