Sū'i-cīde, n.

noun

(92), n. [Fr. suicide, It. & Sp. suicidio, L. Lat. suicidium, from Lat. sui, of one's self, and cædere, to slay, to kill.]

  1. The act of designedly destroying one's own life, committed by a person of years of discretion and of sound mind; self-murder. Blackstone.
  2. One guilty of self-murder; a felo-de-se.