| a. | 1. | (Anat.) Having the teeth inserted in sockets in the alveoli of the jaws. |
| 2. | (Paleon.) Of or pertaining to the thecodonts. | |
| n. | 1. | (Paleon.) One of the Thecodontia. |
| Noun | 1. | thecodont - presumably in the common ancestral line to dinosaurs and crocodiles and birds Synonyms: thecodont reptile |