Oe-cĭs′ion, n.

noun

(ok-sĭzh′un), n. [Lat. occisio, from occidere, occisum, to strike or cut down, to kill, from prefix ob and cædere, to cut down; O. Fr. & Sp. occision, It. occisione.] A killing; the act of killing. [Obs.] Hall.