Definition

1. Noun:
   • A large, herbivorous, four-legged dinosaur of the Jurassic period, characterized by distinctive upright bony plates arranged in two rows along its back and a tail bearing several pairs of long, sharp spikes.

Usage

• The word stegosaurus is used as a singular, countable noun. It refers specifically to an individual dinosaur of this genus or to the genus itself. It is typically used in scientific, educational, and general descriptive contexts about prehistoric life.

Examples

• Noun:
  • The museum's skeleton of a stegosaurus is the centerpiece of the dinosaur hall.
  • The stegosaurus used the spikes on its tail, known as a thagomizer, for defense against predators.
  • Fossils indicate that the stegosaurus had a remarkably small brain for its body size.

Advanced Usage

• In scientific classification: The term is used to refer to the genus , which includes several species.
  • Stegosaurus stenops is one of the best-known species of stegosaurus.
• Figurative use (rare): Can be used humorously to describe something as being old, slow, or armored.
  • My old computer is a technological stegosaurus.

Variants and Related Words

• Stegosaur (noun): A member of the broader family Stegosauridae, which includes the stegosaurus and its close relatives.
  • Kentrosaurus is another type of stegosaur.
• Stegosaurian (adjective): Relating to or characteristic of stegosaurs.
  • The fossil displayed classic stegosaurian features.

Synonyms

• Plate-backed dinosaur (descriptive synonym)
• Roof lizard (literal translation of the genus name from Greek)

Related Phrases/Idioms

Noun

1. herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon