資料來源 : Webster's Revised Unabridged Dictionary (1913)

Parentticide \Pa*rent"ti*cide\, n. [L. parenticida a parricide;
   parens parent + caedere to kill.]
   1. The act of one who kills one's own parent. [R.]

   2. One who kills one's own parent; a parricide. [R.]