1593, from M.Fr. patricide, 1. "person who kills his father," 2. "act of killing one's father," from 1. L. patricida, 2. L. patricidium, from pater "father" + 1. cida "killer," 2. cidium "killing."
Main Entry: pat·ri·cide Pronunciation: 'pa-tr&-"sId Function: noun Etymology: Latin patricida, from patr-pater father + -cida killer 1: an individual who murders his or her father 2: the murder of an individual's own father