Pronunciation: ' bra-k ē - ō - ˌ so ̇ r
Function: noun
Etymology: New Latin Brachiosaurs, from brachi- + Greek sauros lizard
Date: 1903
: any of a genus ( Brachiosaurus ) of very large sauropod dinosaurs of the late Jurassic period having a massive body, a very long neck, and forelegs longer than hind legs