Dictionary.com
Thesaurus.com
Jump To:
  • Brachiosaurus
    Brachiosaurus
    noun
    Paleontology. a genus of dinosaurs with forelegs distinctively longer than its hind legs, among the largest of all known dinosaurs.
  • brachiosaurus
    brachiosaurus
    noun
    a dinosaur of the genus Brachiosaurus , up to 30 metres long: the largest land animal ever known See also sauropod

Brachiosaurus

American  
[bra-kee-uh-sawr-uhs] / ˌbræ ki əˈsɔr əs /

noun

  1. Paleontology. a genus of dinosaurs with forelegs distinctively longer than its hind legs, among the largest of all known dinosaurs.

  2. (brachiosaurus) a dinosaur of the genus Brachiosaurus; brachiosaur.


brachiosaurus British  
/ ˌbreɪkɪəˈsɔːrəs, ˌbræk- /

noun

  1. a dinosaur of the genus Brachiosaurus , up to 30 metres long: the largest land animal ever known See also sauropod

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

brachiosaurus Scientific  
/ brā′kē-ə-sôrəs /
  1. A very large sauropod dinosaur of the genus Brachiosaurus of the Jurassic and Cretaceous Periods. It had forelegs that were longer than its hind legs, and nostrils on top of its head.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Imagine a baby Brachiosaurus no bigger than a golden retriever searching for plants alongside its siblings while trying to avoid predators eager for an easy meal.

From Science Daily Feb. 27, 2026

Looking at Colossal’s wolves, I don’t even feel a “wow” moment like Ellie Sattler had spotting an InGen-made Brachiosaurus in Jurassic Park.

From Slate Apr. 10, 2025

Bites were detected on sauropod bones belonging to Camarasaurus, Galeamopus and Suuwassea as well as bones probably but not definitively belonging to Diplodocus, Apatosaurus and Brachiosaurus.

From Reuters Nov. 16, 2023

Which brings us back to the question that I found myself pondering when I came across Brachiosaurus at O'Hare.

From Scientific American Mar. 29, 2013

After the first couple of hours of nothing, you stop waiting for somebody to yell “Eureka!” and haul a Brachiosaurus femur out of the dirt, holding it over their head like the Stanley Cup.

From "Linked" by Gordon Korman

James Ortiz’s towering puppet creations straight from the prehistoric era — a woolly mammoth and brachiosaurus — in “The Skin of Our Teeth” were also a visual delight.

From New York Times May 18, 2022

Titanosaurs were a type of sauropods, or the long-necked, long-tailed and massive behemoths whose most famous members include the brontosaurus, apatosaurus and brachiosaurus.

From Salon Apr. 5, 2021

I know the raptor scene was the one that most people remember, but for me, it was the brachiosaurus scene.

From Washington Times Jan. 9, 2017

Riley is a dinosaur enthusiast who has an inflatable brachiosaurus head mounted on his apartment wall.

From Washington Post Jan. 13, 2015

A well of rage and fear opened up inside her, bigger than anything she could imagine or understand, bigger than that brachiosaurus that had helped them, bigger than the world.

From "Dactyl Hill Squad" by Daniel José Older

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training