SISTER-IN-LAW Definition & Meaning

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sister-in-law

[ sis-ter-in-law ]

Phonetic (Standard)IPA

noun

plural sisters-in-law.

the sister of one's spouse.
the wife of one's brother or sister.
the wife of one's spouse's sister or brother.

sister-in-law

noun

the sister of one's husband or wife
the wife of one's brother

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51�Թ� History and Origins

Origin of sister-in-law¹

First recorded in 1400–50; late Middle English syster in lawe; sister, in, law ¹; from Middle English in-lawe “in law,” i.e., “a person within the regulation and protection of the law,” based on the prohibition by Roman civil law and, later, Christian canon law, of marriages within four degrees of consanguinity, i.e., up to and including first cousins

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Example Sentences

Examples have not been reviewed.

He cried when he saw the street where his sister-in-law, Kylee, had hoped to buy a home for her family was destroyed.

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Ivanka Trump, President Trump’s oldest daughter and Vanessa Trump’s former sister-in-law, commented on Woods’ post, “So happy for you both,” along with two smiling faces with heart emojis.

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We had met Mr Abdel Habib at the hospital morgue the previous day, where he was picking up the bodies of his brother and sister-in-law.

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His sister-in-law was there too, getting the house ready for Freddy's family.

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The recent exchanges with Hamas led to the release of her brother and the return of the bodies of her sister-in-law, Shiri, and two young nephews, Ariel and Kfir, who were killed in Gaza.

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