Meanings
plural apatosaurs
- A large, herbivorous, gregarious sauropod dinosaur, of the genus Apatosaurus, from Jurassic North America; it had a long neck and tail.
Synonyms: apatosaurus, brontosaurus, brontosaur
Synonyms & antonyms
nounA large, herbivorous, gregarious sauropod dinosaur, of the genus Apatosaurus, from Jurassic North America; it had a long neck and tail.
More synonyms by meaning
nounhuge quadrupedal herbivorous dinosaur common in North America in the late Jurassic
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
From scientific Latin Apatosaurus (genus name).
Full word history & related roots →Translations
French apatosaure
- apatosaurelarge, herbivorous dinosaur of the genus Apatosaurus
Portuguese apatossauro
- apatossaurolarge, herbivorous dinosaur of the genus Apatosaurus
Cite this entry
apatosaur. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/apatosaur
“apatosaur.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/apatosaur. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “apatosaur,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/apatosaur.
Source: apatosaur on Wiktionary, CC BY-SA 4.0.