adj
Meanings
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1
adj
related by blood or descended from the same ancestor
The consanguineous relationship between the cousins was evident.
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2
adj
involving or denoting people descended from the same ancestor
Consanguineous marriages were common in the royal family.
Thesaurus
Etymology
From Latin consanguineus ("of the same blood; related"), from con- ("together") and sanguis ("blood"); via Late Latin and Middle English into Modern English meaning "related by blood."