theriaca
The"ri*ac, The*ri"a*ca, n. Etym: [L. theriaca an antidote against the bite of serpents, Gr. thériaque. See Treacle.] 1. (Old Med.) Defn: An ancient composition esteemed efficacious against the effects of poison; especially, a certain compound of sixty-four drugs, prepared, pulverized, and reduced by means of honey to an electuary; -- called also theriaca Andromachi, and Venice treacle. 2. Treacle; molasses. British Pharm.