The Collaborative International Dictionary of English v.0.48:

Incide \In*cide"\, v. t. [L. incidere; pref. in- in + caedere to
   cut. See Concise, and cf. Incise.]
   To cut; to separate and remove; to resolve or break up, as by
   medicines. [Obs.] --Arbuthnot.
   [1913 Webster]