Bedeutung von “sister-in-law” im Essential English Dictionary

sister-in-law

noun uk /ˈsɪstərɪnlɔː/ plural sisters-in-law

the woman married to someone’s brother, or the sister of someone’s husband or wife:

She and her sister-in-law are good friends.

(Definition von “sister-in-law” aus dem Cambridge Essential Dictionary © Cambridge University Press)