n. Any of several herbivorous sauropod dinosaurs, of the genus Diplodocus, known as fossils from the late Jurassic in North America.
The Century Dictionary and Cyclopedia
n. A genus of sauropod dinosaurs, based on remains from the Upper Jurassic of Colorado.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a huge quadrupedal herbivore with long neck and tail; of late Jurassic in western North America
Word Usage
"The dinosaur excavated at Chalk Cliff in 1875 became known as diplodocus, and some years later along the border of Colorado and Utah an expedition financed by Andrew Carnegie dug up two beautiful specimens."