noun
ex-wife; former wife; previous wife
Refers to a woman to whom one was previously married, now divorced or deceased. The synonym 先妻 is also common.
See also: 先妻
彼は前妻との間に子供が一人いる。
He has one child with his ex-wife.
前妻のことはもう忘れた。
I've already forgotten about my former wife.