Meaning of “sister-in-law” in the English Dictionary


"sister-in-law" in American English

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sister-in-lawnoun [ C ]

us /ˈsɪs·tər·ɪnˌlɔ/ plural sisters-in-law /ˈsɪs·tərz·ɪnˌlɔ/

the wife of someone’s brother, or the sister of someone's husband or wife, or the wife of the brother of someone's husband or wife

(Definition of “sister-in-law” from the Cambridge Academic Content Dictionary © Cambridge University Press)