Definition of dentary in English:

dentary

Syllabification: den·ta·ry
Pronunciation: /ˈden(t)ərē
 
/

noun (plural dentaries)

Zoology
The anterior bone of the lower jaw, which bears the teeth. In mammals it forms the whole of the lower jaw (or mandible).
More example sentences
  • Associated remains found with this skeleton consist of acid - etched vertebrae and a fragmentary dentary from juvenile hadrosaur dinosaurs.
  • During mammalian evolution, the lower jaw became just one bone, the dentary, with the articular no longer attached to the lower jaw.
  • Mammals are unique among extant vertebrates in possessing a lower jaw formed by a single bony element, the dentary.

Origin

mid 19th century: from late Latin dentarius, from Latin dens, dent- 'tooth'.

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