Dictionary

brachiosaur

noun brach·i·o·saur \ˈbra-kē-ō-ˌsr\

Definition of BRACHIOSAUR

:  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
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Origin of BRACHIOSAUR

New Latin Brachiosaurs, from brachi- + Greek sauros lizard
First Known Use: 1903

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