a. [ L. consubstantialis; con- + substantialis: cf. F. consubstantiel. See Substantial. ] Of the same kind or nature; having the same substance or essence; coessential. [ 1913 Webster ]
Christ Jesus . . . coeternal and consubstantial with the Father and with the Holy Ghost. Foxe. [ 1913 Webster ]
n. The doctrine of consubstantiation. [ 1913 Webster ]
n. One who believes in consubstantiation. Barrow. [ 1913 Webster ]
n. [ Cf. F. consubstantialité. ] Participation of the same nature; coexistence in the same substance. “His [ the Son's ] . . . consubstantiality with the Father.” Hammend. [ 1913 Webster ]
adv. In a consubstantial manner; with identity of substance or nature. [ 1913 Webster ]