from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An apatosaur.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An apatosaur.

from the GNU version of the Collaborative International Dictionary of English

  • n. a dinosaur of the genus Brontosaurus; an individual may also be called a brontosaurus or an apatosaurus.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic


New Latin Brontosaurus, former genus name : Greek brontē, thunder + Greek sauros, lizard.
(American Heritage® Dictionary of the English Language, Fourth Edition)



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