hadrosaur hadrosaur n. Any member of the genus {Hadrosaurus} or family {Hadrosauridae}, an extinct family of heavy bipedal partly aquatic dinosaurs with duck-billed skull and webbed feet; of the Upper Cretaceous in North America.

Syn: hadrosaurus. [WordNet 1.5]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • hadrosaur — 1877, from Mod.L. hadrosaurus, from Gk. hadros thick, stout (see HADRON (Cf. hadron)) + sauros lizard, of unknown origin …   Etymology dictionary

  • hadrosaur — [had′rə sôr΄] n. any of a family (Hadrosauridae) of large, duck billed ornithopod dinosaurs of the Cretaceous Period: see ORNITHOPOD …   English World dictionary

  • hadrosaur — noun Etymology: New Latin Hadrosaurus, genus name, from Greek hadros thick, bulky + sauros lizard Date: 1877 any of a family (Hadrosauridae) of medium sized bipedal herbivorous dinosaurs of the Upper Cretaceous with long flat snouts and an often… …   New Collegiate Dictionary

  • hadrosaur — hadrosaurian, adj. /had reuh sawr /, n. a bipedal dinosaur of the genus Hadrosaurus, belonging to the ornithopod family Hadrosauridae of the late Cretaceous Period, having broad, flat jaws for scooping up water plants. Also called duck billed… …   Universalium

  • hadrosaur — noun Any ornithopod dinosaur of the family Hadrosauridae Syn: duckbill, duck billed dinosaur, hadrosaurid See Also: hadrosaurian, hadrosaurine, hadrosauroid …   Wiktionary

  • hadrosaur — [ hadrəsɔ:] noun a large herbivorous, mainly bipedal dinosaur with jaws flattened like the bill of a duck. Origin C19: from mod. L. Hadrosaurus (genus name), from Gk hadros thick, stout + sauros lizard …   English new terms dictionary

  • hadrosaur — had·ro·saur …   English syllables

  • hadrosaur — had•ro•saur [[t]ˈhæd rəˌsɔr[/t]] n. pal any chiefly bipedal herbivorous dinosaur of the family Hadrosauridae, of the Cretaceous Period, having a broad toothless beak Also called duck billed dinosaur Etymology: < NL Hadrosaurus (1858) genus… …   From formal English to slang

  • hadrosaur — noun any of numerous large bipedal ornithischian dinosaurs having a horny duck like bill and webbed feet; may have been partly aquatic • Syn: ↑hadrosaurus, ↑duck billed dinosaur • Hypernyms: ↑ornithischian, ↑ornithischian dinosaur • Hyponyms: ↑ …   Useful english dictionary

  • Hadrosaurid — Bilateria Hadrosaurids Temporal range: Late Cretaceous, 100–65.5 Ma …   Wikipedia

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