Source : Webster's Revised Unabridged Dictionary (1913)

Countercharm \Coun`ter*charm"\ (koun`t?r-ch?rm"), v. t. [imp. &
   p. p. {Countercharmed} (-ch?rmd`); p. pr. & vb. n.
   {Countercharming}.]
   To destroy the effect of a charm upon.

Countercharm \Coun"ter*charm`\ (koun"t?r-ch?rm`), n.
   That which has the power of destroying the effect of a charm.