allosaurus

¹ American  

[al-uh-sawr-uhs] / ˌæl əˈsɔr əs /

noun

plural

allosauruses

1. allosaur.

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Allosaurus ² American  

[al-uh-sawr-uhs] / ˌæl əˈsɔr əs /

noun

1. Older Use. the genus Antrodemus.

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allosaurus Scientific  

/ ăl′ə-sôr′əs /

1. Any of various carnivorous dinosaurs of the genus Allosaurus of the late Jurassic and early Cretaceous Periods. Allosaurs were similar to but smaller than tyrannosaurs.

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Other Word Forms

• allosauroid adjective

Example Sentences

I still remember being wowed by a stegosaurus trying to fend off an allosaurus and being sad about a T. rex that died trying to protect her babies.

From Los Angeles Times • May 15, 2025

He definitely did not lead an expedition that uncovered an allosaurus skull.

From Salon • Jun. 25, 2021

Ms. Walter also appeared on “Law & Order,” “Touched by an Angel,” “One Life to Live,” “Murder, She Wrote,” “The Love Boat” and “Mannix” and voiced an anthropomorphic allosaurus on the puppet sitcom “Dinosaurs.”

From Washington Post • Mar. 25, 2021

Gualicho shinyae belongs to a different type of dinosaurs called allosaurus, which scientists previously saw with strong, full-sized arms.

From Time • Jul. 14, 2016

While minute particles of dust and dirt rained down from the disappearing barrier, the foremost allosaurus opened its enormous jaws, uttered an eery scream and charged straight at the unbarred cell.

From Astounding Stories, March, 1931 by Various