Source : Webster's Revised Unabridged Dictionary (1913)

Cahinca root \Ca*hin"ca root`\ [Written also {cainca root}.]
   [See {Cahincic}.] (Bot.)
   The root of an American shrub ({Chiococca racemosa}), found
   as far north as Florida Keys, from which cahincic acid is
   obtained; also, the root of the South American {Chiococca
   anguifuga}, a celebrated antidote for snake poison.