Obs. [n. of action f. L. confermentāre: see CONFERMENT v. and -ATION.] Fermentation together; combination in a process of fermentation.
1650. Charleton, Paradoxes, Prol. 21. The third Quality resulting from their Commixture of Confermentation.
1684. trans. Bonets Merc. Compit., I. 29. The mutual confermentation of all the Simples increases their virtue.