Definition of thecodont in English:

thecodont

Syllabification: the·co·dont
Pronunciation: /ˈTHēkəˌdänt
 
/

noun

  • A fossil quadrupedal or partly bipedal reptile of the Triassic period, having teeth fixed in sockets in the jaw. Thecodonts are ancestral to the dinosaurs and other archosaurs.
    • Order Thecodontia, subdivision Archosauria
    More example sentences
    • When I was a kid growing up, my books on dinosaurs, when describing the Triassic period, featured drawings and descriptions of small bipedal thecodonts, looking like miniature theropod dinosaurs.
    • The Triassic thecodonts had given rise to the dinosaurs and pterosaurs in the late Triassic, and these now gave rise to an extraordinary range of adaptations to new habitats.
    • Minimally, this specimen proves that the most featherlike structures in a non-avian Mesozoic vertebrate are found in a late Triassic basal archosaur, a thecodont.

Origin

mid 19th century: from modern Latin Thecodontia, from Greek thēkē 'case' + odous, odont- 'tooth'.

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