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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From there, though, brachiosaurs started to shrink back.
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Origin and Etymology of brachiosaur
New Latin Brachiosaurs, from brachi- + Greek sauros lizard
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See words that rhyme with brachiosaur Britannica.com: Encyclopedia article about brachiosaur
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