Definition of Cetus in English:

Cetus

proper noun

Astronomy
  • 1A large northern constellation (the Whale), said to represent the sea monster which threatened Andromeda. It contains the variable star Mira, but no other bright stars.

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

Origin

Latin.

Pronunciation:

Cetus

/ˈsiːtəs/