Denoting consanguinity. [L. cum, with, + sanguis, blood : consanguineus]
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con·san·guin·e·ous .kän-.san-'gwin-ē-əs, -.saŋ- adj of the same blood or origin specif relating to or involving persons (as first cousins) that are relatively closely related <\consanguineous marriages>
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con·san·guin·e·ous (kon″sang-gwinґe-əs) related by blood.Medical dictionary. 2011.