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cynodont Syllabification: cyn·o·dont
Pronunciation: /ˈsīnəˌdänt/

Definition of cynodont in English:


A carnivorous, mammallike fossil reptile of the late Permian and Triassic periods, with well-developed, specialized teeth.
  • Suborder Cynodontia, order Therapsida: several families
Example sentences
  • By Early Triassic times, cynodonts had diverged into large predaceous carnivores such as Cynognathus and moderate large omnivorous and herbivorous types such as Trirachodon and Diademodon.
  • Evidence for therapsid fur centers on the presence of infraorbital pits and ridges in some lower Triassic cynodonts.
  • Probably the most informative analysis of mammal-like reptiles as transitional forms is the one which focuses, in detail, on the presumed changes from advanced cynodonts to the earliest mammals.


Late 19th century: from Greek kuōn, kun- 'dog' + odous, odont- 'tooth'.

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