stimulant Copy link Outline 1. irrītāmentum2. stĭmŭlus3. calcar, āris, n. • stimulant: 1. irrītāmentum: s.s to the appetite, irrit. gulae, Sall. J. 89. 2. stĭmŭlus: s.s to industry, st. industriae, Cic. Coel. 5, 12: these things supplied the young man with s.s to his ambition, haec stimulos addidere juveni, Tac. Agr. 5. 3. calcar, āris, n.: glory is a great s., immensum gloria c. habet, Ov. Pont. 4, 2, 36: v. spur, incentive.