Thē'ri-ae or The-rī'a-cā1, n.
n. [Fr. thériaque, Sp. & It. teriaca, triaca, Lat. theriaca, from theriacus, Gr. θηριακός, of wild or venomous beasts, good against the poison of animals, from θηρίον, a beast; θηριακὸν φάρμακον, an antidote against the bite of poisonous animals.] 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, or Venice treacle.