noun
child marriage; infant marriage
Refers to the practice of marrying off very young children, often before puberty. Used in legal, social, and human rights contexts.
幼児婚は多くの国で法律で禁止されている。
Child marriage is prohibited by law in many countries.
国際社会は幼児婚の根絶を目指している。
The international community aims to eradicate child marriage.
早婚 means early marriage in general, not necessarily involving children; it can refer to young adults marrying earlier than average.
Compound of 幼児 (young child) and 婚 (marriage). A modern term used in discussions of human rights and social issues.