Coelurosaur meaning

sē-lo͝or'ə-sôr'
Any of various theropod dinosaurs of the diverse group Coelurosauria of the Jurassic and Cretaceous Periods, having a stiff tail, hingelike ankle, usually long forelimbs, and sometimes featherlike structures, and including oviraptor and T. rex.
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Origin of coelurosaur

  • From New Latin Coelūrosauria group name Greek koilos hollow keuə- in Indo-European roots Greek ourā tail ors- in Indo-European roots Greek sauros lizard
    From American Heritage Dictionary of the English Language, 5th Edition