Definition of Cetus in English:

Cetus

proper noun

Astronomy
  • 1A large northern constellation (the Whale), said to represent the sea monster that threatened Andromeda. It contains the variable star Mira.

    1. 1.1Used with a preceding letter or numeral to designate a star in this constellation.
      ‘the star Tau Ceti’

Origin

Latin.

Pronunciation:

Cetus

/ˈsēdəs/