Noun hadrosauridae has 1 sense
  1. Hadrosauridae, family Hadrosauridae - duck-billed dinosaurs; upper Cretaceous
    --1 is a kind of reptile family
    --1 is a member of
     Euronithopoda, suborder Euronithopoda, euronithopod, Ornithopoda, suborder Ornithopoda
    --1 has members:
     hadrosaur, hadrosaurus, duck-billed dinosaur; genus Anatotitan; genus Corythosaurus; genus Edmontosaurus
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