Definition, Meaning & Synonyms

nautilus

Noun
/ˈnɔːtɪləs/
Definition
A marine mollusk with a spiral-shaped, chambered shell.
Examples
  • The nautilus glided gracefully through the clear waters of the ocean.
  • Scientists study the nautilus to understand ancient marine life.
  • He displayed a beautiful nautilus shell on his bookshelf.
Meaning
The nautilus is a cephalopod, closely related to squids and octopuses, characterized by its distinctive coiled shell and ability to regulate buoyancy through gas-filled chambers within the shell.
Synonyms
  • Chambered nautilus
  • Cephalopod