Definition of brachiosaur in English:


(also brachiosaurus)

Pronunciation /ˈbrākēəˌsôr/ /ˈbrak-/ /ˌbrækioʊˈsɔrəs/


  • A huge herbivorous dinosaur of the late Jurassic to mid Cretaceous periods, with forelegs much longer than the hind legs.

    Genus Brachiosaurus, infraorder Sauropoda, order Saurischia

    • ‘They found embedded in solid rock what they believe to be the pelvis of a primitive sauropod, a four-legged, plant-eating dinosaur similar to better-known creatures such as brachiosaurus and diplodocus.’
    • ‘As Christians who reject evolutionary theory, the family scoffed at the park's dinosaur attractions, which date the apatosaurus, brachiosaurus and the like to prehistoric times.’
    • ‘Apparently, palaeontologists have wondered for years as to why the brachiosaurus didn't collapse under its own weight.’
    • ‘Two brachiosauri with a Christ complex walk across a prehistoric lake mural on the side of the building.’
    • ‘The huge size of brachiosaurs led some researchers to suggest that they spent most of their time submerged in water.’


Modern Latin, from Greek brakhiōn ‘arm’ + sauros ‘lizard’.



/ˈbrākēəˌsôr/ /ˈbrak-/ /ˌbrækioʊˈsɔrəs/