consubstantial
Con`sub*stan"tial, a. Etym: [L. consubstantialis; con- + substantialis: cf. F. consubstantiel. See Substantial.] Defn: Of the same kind or nature; having the same substance or essence; coessential. Christ Jesus . . . coeternal and consubstantial with the Father and with the Holy Ghost. Foxe.