Hadrosaurus definitions

hăd'rə-sôr'əs
A hadrosaurid dinosaur of the genus Hadrosaurus, having a bulky body and no crest on the head. A hadrosaurus fossil found in New Jersey (1858) was the first nearly complete dinosaur skeleton excavated in the United States.
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Origin of hadrosaurus

New Latin Hadrosaurus genus name Greek hadros thick hadron sauros lizard