In the civil law . Cognation. Relationship , or kindred gener ally. Dig. 38, 10, 4, 2; Inst. 3, 6, pr. Relationship through females, as distinguished from agnatio, or relationship through males. Agnatio a patre sit, cog- natio a nuitre. Inst 3, 5, 4. See AGNATIO. In canon law. Consanguinity , as distinguished from affinity. 4 Reeve, Eng. Law, 50- 58. Consanguinity, as including affinity. Id COGNATION 213 COHERES