Source : Webster's Revised Unabridged Dictionary (1913)

Indigitate \In*dig"i*tate\, v. i. [Pref. in- in + L. digitus
   finger.]
   To communicative ideas by the fingers; to show or compute by
   the fingers. [Obs.]

Indigitate \In*dig"i*tate\, v. t. [imp. & p. p. {Indigitated};
   p. pr. & vb. n. {Indigitating}.]
   To point out with the finger; to indicate. [Obs.]

         The depressing this finger, . . . in the right hand
         indigitate? six hundred.                 --Sir T.
                                                  Browne.