Cognation
Pronunciation : Cog*na"tion
Part of Speech : n.
Etymology : [L. cognatio.]
Definition : 1. Relationship by blood; descent from the same original; kindred. As by our cognation to the body of the first Adam. Jer. Taylor.
2. Participation of the same nature. Sir T. Browne. A like temper and cognation. Sir K. Digby.
3. (Law)
Defn: That tie of consanguinity which exists between persons descended from the same mother; -- used in distinction from agnation.
Source : Webster's Unabridged Dictionary, 1913