megatheropod

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noun

Any theropod dinosaur that exceeds 3000 kilograms in weight, and 9 meters in length.

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Meanings

nounmegatheropod (plural megatheropods)

plural megatheropods

  1. biologyAny theropod dinosaur that exceeds 3000 kilograms in weight, and 9 meters in length.

    Juvenile T. rexes were light and agile before they leveled up into the adults we’re more familiar with. […] Other megatheropods, including abelisaurs and tarbosaurs, also grew from turkey-like hatchlings to bus-sized behemoths over the course of their lives.

    2021 February 25, Cara Giaimo, “The Outsized Influence of Teen T. Rex and Other Young Dinosaurs”, in The New York Times

Origin

From mega- + theropod.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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