Obs. rare0. [ad. late L. synchrisma (Vegetius) rubbing with liniment, a. Gr. σύγχρισμα ointment, f. συγχρίειν, f. σύν SYN- + χρίειν to anoint.]
1656. Blount, Glossogr. [from Cotgr. Syncrisme], Syncrism (syncrisma), a liquid Medicine, a thin and spreading ointment.
1658. Phillips, Synchrism.