Stegosaurus

//ˌstɛɡəˈsɔːɹəs// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A stegosaur, a member of the suborder Stegosauria, of the order Ornithischia of the middle Jurassic to early Cretaceous period.

    ""You will observe that both the pterodactyl and the stegosaurus are Jurassic, and therefore of a great age in the order of life.""

  2. 2
    herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon wordnet
  3. 3
    A member of the genus Stegosaurus within this suborder.

Synonyms

All synonyms
stegosaurstegosaurstegosaurus stenops

Example

More examples

"Tom's favorite dinosaur is the stegosaurus."

Etymology

From the genus name Stegosaurus. From Ancient Greek στέγος (stégos, “roof”) + σαῦρος (saûros, “lizard”).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.