A woman whose spouse has died; a widow.
彼女は戦争で夫を失い、若くして未亡人になった。
She lost her husband in the war and became a widow at a young age.
未亡人として一人で子供を育てるのは大変だ。
Raising children alone as a widow is difficult.
新聞は村の未亡人に寄付を呼びかけた。
The newspaper called for donations for the widow in the village.