Etymology
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sister-in-law (n.)

"husband or wife's sister; a brother's wife," mid-15c.; see sister + in-law. Older words were husbands-sister, wifes-sister; household-sister also was used.

updated on November 21, 2022

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Dictionary entries near sister-in-law

sissify

sissy

sist

sister

sisterhood

sister-in-law

sisterly

Sistine

sistren

Sisyphean

Sisyphus