dicynodont
/daɪˈsɪnədɒnt/noun
1- a fossil herbivorous mammal-like reptile of the late Permian and Triassic periods, with beaked jaws and no teeth apart from two tusks in the upper jaw of the male二齿兽。
1.1
- Dicynodon and other genera, infra-order Dicynodontia, order Therapsida.二齿兽属及其他属, 二齿兽下目, 兽孔目。
词源
mid 19th cent.: from modern Latin Dicynodontia (plural)， from Greek di- 'two' + kuōn 'dog' + odous, odont- 'tooth'.