deinosaur

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A form of dinosaur — Those animals of the clade Dinosauria that existed during the Triassic, Jurassic and Cretaceous periods and are now extinct.

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Meanings

noundeinosaur (plural deinosaurs)

plural deinosaurs

  1. archaicArchaic spelling of dinosaur.
Cite this entry
APA

deinosaur. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/deinosaur

MLA

“deinosaur.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/deinosaur. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “deinosaur,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/deinosaur.

Source: deinosaur on Wiktionary, CC BY-SA 4.0.