co-sibling-in-law
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English
Etymology
From co- + sibling-in-law.
Noun
co-sibling-in-law (plural co-siblings-in-law)
- (rare) One's spouse's sibling's spouse; either of two (or more) people who marry siblings, from the perspective of the other.
- (rare) One's sibling's spouse's sibling; either of two (or more) people whose siblings marry each other, from the perspective of the other.
Coordinate terms
Related terms
Translations
one's spouse's sibling's spouse
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one's sibling's spouse's sibling