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Mira Ceti

British  
/ ˈmaɪrə ˈsiːtaɪ /

noun

  1. a binary star one component of which, a red supergiant, is a long-period variable with an average period of 332 days

"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

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This star, Mira Ceti, which is one of the most curious of its type, varies from the second to the ninth magnitudes: we cite it as one example; hundreds of others might be instanced.

From Astronomy for Amateurs by Welby, Frances A. (Frances Alice)

Those which are found to exhibit periodical fluctuations of brightness; of which Algol and Mira Ceti are notable examples.

From The Sailor's Word-Book An Alphabetical Digest of Nautical Terms, including Some More Especially Military and Scientific, but Useful to Seamen; as well as Archaisms of Early Voyagers, etc. by Belcher, Edward, Sir

He found that the star Mira Ceti was for several months invisible to the naked eye; then it grew brighter and brighter, and finally disappeared for months, as before.

From Famous Men of Science by Bolton, Sarah K.

The period of the fluctuations of Mira Ceti is about eleven months, during the greater part of which time the star is of the ninth magnitude, and consequently invisible to the naked eye.

From The Story of the Heavens by Ball, Robert S. (Robert Stawell), Sir

His first paper had been upon the variable star Mira Ceti.

From Sir William Herschel: His Life and Works by Holden, Edward Singleton

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