brontosaur

American  

[bron-tuh-sawr] / ˈbrɒn təˌsɔr /

noun

1. a huge sauropod dinosaur of the genus Apatosaurus (formerlyBrontosaurus ) and closely related genera, of the Jurassic Period, having a massive body, a small head and long neck, and thick columnar limbs, and ranging up to 77 feet (23.5 meters) in length.

---

Etymology

Origin of brontosaur

brontosaurus

Example Sentences

For a moment, through the mist, you almost see a brontosaur lift its head above the canopy, blink its big slow eye at you and chew down a leaf the size of a truck.

From New York Times • Nov. 18, 2011

The mounted brontosaur in the American Museum of Natural History, New York, will enable one better to appreciate the size of these giants of the ancient world.

From Wealth of the World's Waste Places and Oceania by Gilson, Jewett Castello

He is a brontosaur: nine bones and six hundred barrels of plaster of Paris.

From What Is Man? and Other Essays by Twain, Mark