theriodontia 📖 中文释义 [医]兽齿亚目 📘 English Definition(英文释义) n. pl. An extinct order of reptiles found in the Permianand Triassic formations in South Africa. In some respects theyresembled carnivorous mammals. Called also Theromorpha. ← theriodic T 字母词表 therioma →