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[see-fee-uh s, -fyoos] /ˈsi fi əs, -fyus/
noun, genitive Cephei
[see-fee-ahy] /ˈsi fiˌaɪ/ (Show IPA),
for 1.
Astronomy. a northern circumpolar constellation between Cassiopeia and Draco.
Also, Kepheus. Classical Mythology. an Ethiopian king, the husband of Cassiopeia and father of Andromeda.
Related forms
[see-fee-id] /ˈsi fi ɪd/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for Cepheus
Historical Examples
  • There are a good many stars common to the Lesser Bear and to Cepheus.

  • And when they died, the ancients say, Athené took them up into the sky, with Cepheus and Cassiopoeia.

    The Heroes Charles Kingsley
  • Curious to say neither the Dragon nor Cepheus appears on the old Egyptian sphere.

    Astronomical Curiosities J. Ellard Gore
  • Andromeda was the daughter of Cepheus, king of Ethiopia, and of Cassiope.

    The Lusiad Lus de Cames
  • Cepheus is there too, but he p. 41is smaller, and less easy to find.

  • He asked her hand as his only reward, which Cepheus readily promised.

    The Student's Mythology

    Catherine Ann White
  • Farther on is the Bird, whose right wing grazes the head and sceptre of Cepheus, with its left resting over Cassiopea.

  • Cetus, you will recall, represents the sea-monster sent to devour Andromeda, the daughter of Cepheus and Cassiopeia.

    Astronomy for Young Folks Isabel Martin Lewis
  • Cepheus is characterized by a rude square, one side of which is the base of an isosceles triangle.

    A Field Book of the Stars William Tyler Olcott
  • It is claimed that Cepheus was known to the Chaldæans twenty-three centuries before our era.

    A Field Book of the Stars William Tyler Olcott
British Dictionary definitions for Cepheus


noun (Latin genitive) Cephei (ˈsiːfɪˌaɪ)
a faint constellation in the N hemisphere near Cassiopeia and the Pole Star See also Cepheid variable
Word Origin
from Latin Cēpheus named after the mythical king


(Greek myth) a king of Ethiopia, father of Andromeda and husband of Cassiopeia
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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Cepheus in Science
  (sē'fys', -fē-əs)   
A constellation in the Northern Hemisphere near Cassiopeia and Draco.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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