Defn: Of or pertaining to theriac; medicinal. "Theriacal herbs."
Bacon.
THERIAL
The"ri*al, a.
Defn: Theriac. [R.] Holland.
THERIODONT
The"ri*o*dont, n. (Paleon.)
Defn: One of the Theriodontia. Used also adjectively.
THERIODONTA
The`ri*o*don"ta, n. pl. Etym: [NL.] (Paleon.)
Defn: Same as Theriodontia.
THERIODONTIA
The`ri*o*don"ti*a, n. pl. Etym: [NL., fr. Gr. (Paleon.)
Defn: An extinct order of reptiles found in the Permian and Triassic formations in South Africa. In some respects they resembled carnivorous mammals. Called also Theromorpha.
Note: They had biconcave vertebræ, ambulatory limbs, and a well- developed pelvis and shoulder girdle. Some of the species had large maxillary teeth. The head somewhat resembled that of a turtle. The Dicynodont is one of the best-known examples. See Dicynodont.