filicide

英 ['fɪlɪsaɪd] 美['fɪlə,saɪd]

filicide (n.): 1660s, "action of killing a son or daughter," from Latin filius/filia "son/daughter" (see filial) + -cide. Meaning "one who kills a son or daughter" is from 1823. Related: Filicidal.