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brachiosaur

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noun brach·i·o·saur \ˈbra-kē-ō-ˌsȯr\

Definition of brachiosaur

  1. :  any of a genus (Brachiosaurus) of very large sauropod dinosaurs of the Late Jurassic period having a massive body, a very long neck, and forelegs longer than hind legs



Origin of brachiosaur

New Latin Brachiosaurs, from brachi- + Greek sauros lizard


First Known Use: 1903


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