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| had·ro·saur [ háddrə sàwr ] (plural ha·dro·saurs) |
noun |
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| Definition: |
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type of dinosaur: an amphibious plant-eating dinosaur with a snout resembling a duck's bill and strong hind legs for walking in swamps. Hadrosaur fossils have been found in sediments from the Upper Cretaceous period. Genus Anatosaurus.
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| [Late 19th century. < modern Latin hadrosaurus< Greek hadros "bulky" + sauros "lizard"] |
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