| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024the•co•dont (thē′kə dont′),USA pronunciation n. - Paleontologyany of various reptiles of the extinct order Thecodontia, occurring in the late Permian to late Triassic periods and characterized by teeth set in sockets.
adj. - Paleontologyhaving the teeth set in sockets.
- Paleontologybelonging to or pertaining to the Thecodontia.
- Neo-Latin, equivalent. to Greek thé̄k(ē) case, chest (see theca) + -odont- -odont; so named from the sockets in which the marginal teeth were implanted
- 1830–40
Collins Concise English Dictionary © HarperCollins Publishers:: thecodont /ˈθiːkəˌdɒnt/ adj - (of mammals and certain reptiles) having teeth that grow in sockets
- of or relating to teeth of this type
n - any extinct reptile of the order Thecodontia, of Triassic times, having teeth set in sockets: they gave rise to the dinosaurs, crocodiles, pterodactyls, and birds
Etymology: 20th Century: New Latin Thecondontia, from Greek thēkē case + -odont |