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Cetus

American  
[see-tuhs, say-] / ˈsi təs, ˈseɪ- /

noun

Astronomy.
  • Ceti
    genitive
  1. the Whale, a constellation lying above the equator, containing the variable star Mira.


Cetus British  
/ ˈsiːtəs /

noun

  1. a large constellation on the celestial equator near Pisces and Aquarius. It contains the variable star Mira Ceti

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Cetus

From Latin; see origin at cet-


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Meet J0107a, an 11.2 billion-year-old monster galaxy located in the constellation Cetus.

From Space Scoop ● Jun. 5, 2025

My brother-in-law, John Sninsky, and others also worked on the PCR breakthrough at Cetus Corp.

From Washington Post ● Aug. 23, 2019

He left Cetus in 1986 to work at the biotechnology company Xytronyx in San Diego and worked as a freelance consultant thereafter.

From Los Angeles Times ● Aug. 13, 2019

Poseidon was so offended that he created a sea-monster named Cetus to devastate the kingdom.

From Textbooks ● Oct. 13, 2016

Cetus 86 The head of Cetus lies about 20° southeast of Aries.

From A Field Book of the Stars by William Tyler Olcott

Meanwhile, the vistas of Tau Ceti outside the window are intimidating and gorgeous, with cinematographer Greig Fraser indulging in showers of purple glitter.

From Los Angeles Times ● Mar. 18, 2026

The closest naked-eye star known to have planets is Tau Ceti, a mere 11.9 light-years from our world.

From Scientific American ● Oct. 6, 2023

Instead of imprisoning her, Khan, and the other Augments, he exiles them to live out their days on the technology-free planet Ceti Alpha V.

From Salon ● Jul. 1, 2023

He picked YZ Ceti b, which is slightly smaller than Earth and orbits a red dwarf located 12 light years away, making it tantalizingly close for further study.

From New York Times ● Apr. 2, 2022

Our first survey ships to Alpha Centauri and Barnard’s Star, Sirius and Tau Ceti would have returned long ago.

From "Cosmos" by Carl Sagan

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