Source : Webster's Revised Unabridged Dictionary (1913)

Alexiteric \A*lex`i*ter"ic\, Alexiterical \A*lex`i*ter"ic*al\,
   a. [Gr. ? fit to keep off or help, fr. ? one who keeps off,
   helper; ? to keep off: cf. F. alexit[`e]re.] (Med.)
   Resisting poison; obviating the effects of venom;
   alexipharmic.