[f. ERROR + -IST.] One who is inclined to error; one who encourages and propagates error.
1647. Ward, Simp. Cobler (ed. 3), 17. Prudent men should doe well not to ingage themselves in conference with Errorists.
1849. Blackw. Mag., LXV. 537. Our feelings are with such errorists.
1874. J. H. Blunt, Dict. Sects, 4. Adalbert an errorist of the eighth century was opposed to St. Boniface Winfred.