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allosaurus

[ ăl′ə-sôr′əs ]
allosaur (ăl′ə-sôr′)

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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Words nearby allosaurus

allorhythmia, all-or-none, all-or-none law, all-or-nothing, allosaur, allosaurus, allosome, allosteric, allosteric site, allosterism, allot
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Example sentences from the Web for allosaurus

  • When alive it was probably about half the bulk of the Allosaurus mentioned above.

    Extinct Monsters|H. N. Hutchinson

  • Immediately Nelson swiftly sighted at the other eye and fired, just as the allosaurus' shadow filled the threshold.

    Astounding Stories, March, 1931|Various

  • Some such type of skin as this, in default of better evidence, we may ascribe to the Allosaurus.

    Dinosaurs|William Diller Matthew

  • As compared with its predecessor Allosaurus, the Tyrannosaurus is much more massively proportioned throughout.

    Dinosaurs|William Diller Matthew