Source : Webster's Revised Unabridged Dictionary (1913)

Phlebotomy \Phle*bot"o*my\, n. [L. phlebotomia, Gr. ?; ?, ?, a
   vein + ? to cut: cf. F. phl['e]botomie. Cf. {Fleam}.] (Med.)
   The act or practice of opening a vein for letting blood, in
   the treatment of disease; venesection; bloodletting.

Source : WordNet®

phlebotomy
     n : surgical incision into a vein; used to treat hemochromatosis
         [syn: {venesection}]