[mass noun]the crime of a mother killing her child within a year of birth (母亲)杀婴罪 ■the practice in some societies of killing unwanted children soon after birth (某些社会实施的)杀婴
a person who kills an infant, especially their own child (尤指杀害自己婴儿的)杀婴者
派生 infanticidal adjective 语源
mid 17th cent.: via French from late Latin infanticidium, from Latin infant- (see infant) + -cidium (see -cide)