C17: from Latin fīlius son or fīlia daughter + -cide
filicide in American English
(ˈfɪləˌsaid)
noun
1.
a person who kills his or her son or daughter
2.
the act of killing one's son or daughter
Ancient myth contains numerous examples of filicide
Derived forms
filicidal
adjective
Word origin
[1655–65; ‹ L fīli(us) son (fīli(a) daughter) + -cide]This word is first recorded in the period 1655–65. Other words that entered Englishat around the same time include: barbecue, grille, mechanism, minimum, patrol-cide is a learned borrowing from Latin meaning “killer,” “act of killing,” used in theformation of compound words. Other words that use the affix -cide include: homicide, pesticide