[ad. med.L. Jacōbīta, f. Jacōbus: see JACOB and -ITE.] A member of a Monophysite sect taking its name from Jacobus Baradæus, of Edessa, who revived the Eutychian heresy in the 6th cent. Also attrib., or as adj.
c. 1400. Maundev. (1839), x. 121. There ben othere that ben clept Surienes the maken here confessioun right as the Iacobytes don.
c. 1511. 1st Eng. Bk. Amer. (Arb.), Introd. 30/2. Iacobyten named also of on ketter Iacob . These be kytte and chrystened with a byrnynge yren.
1640. Bp. Hall, Episc., II. xviii. 194. The Jacobite Christians have a Patriarch of their own.
1645. Pagitt, Heresiogr. (1661), 21. The Iacobites mark their children with a hot Iron with the signe of the Cross, alluding to the words of Saint Iohn, He shall baptize you with the holy Ghost and with fire.
1867. E. B. Elliott, Mem. Ld. Haddo, xv. (1868), 252. Egyptian Christians of the Eutychian or Jacobite persuasion.