noun
foster father; adoptive father
Refers to a man who raises a child not biologically his own, through fostering or adoption. Contrasts with 実父 (biological father).
See also: 実父
彼は幼い頃に両親を亡くし、養父に育てられた。
He lost his parents when he was young and was raised by his foster father.
養父との関係は
His relationship with his adoptive father is as deep as that of a biological parent and child.