a. and sb. [f. as prec. + -AN.]
1. = CONSANGUINEOUS; as sb. a blood-relation.
1827. Scott, Napoleon, viii., note. The consanguinean Saint Bonaventura.
1840. Taits Mag., VII. 409. An eagle, a legitimate consanguinean of the other imperial birds.
2. Roman Law. Related as children of the same father: opposed to uterine (of the same mother); pertaining to those so related. b. as sb. A brother or sister by the same father.
1880. Muirhead, trans. Instit. Gaius, III. § 23. Female agnates beyond the consanguinean degree of relationship. Ibid., 516. Consanguineans were just agnates of the first class.