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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 launched back into the science world doing research projects in universities before joining Cetus Corp., a now-defunct biotechnology firm in San Francisco, where he was working when he devised PCR in 1983.

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

Below Aries may be seen the characteristic pentagon in the head of Cetus, the Whale.

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

One of them, Tau Ceti f, even orbits at the right distance from the star to potentially be habitable—under a sufficiently broad definition of “habitable,” that is.

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

In what he called Project Ozma, after the Wizard of Oz, Dr. Drake alternately pointed the telescope at a pair of sunlike stars, Tau Ceti and Epsilon Eridani, each about 11 light-years from Earth.

From New York Times ● Sep. 5, 2022

We are, it appears, ready to begin getting in touch with Ceti, and with any other interested celestial body in more remote places, out to the edge.

From "The Lives of a Cell" by Lewis Thomas

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