Cassiopeia

[ kas-ee-uh-pee-uh ]

noun,genitive Cas·si·o·pe·iae [kas-ee-uh-pee-ee] /ˌkæs i əˈpi i/ for 1.
  1. Astronomy. a northern constellation between Cepheus and Perseus.

  2. Classical Mythology. the wife of Cepheus and mother of Andromeda.

Other words from Cassiopeia

  • Cas·si·o·pe·ian, adjective

Words Nearby Cassiopeia

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use Cassiopeia in a sentence

  • Her mother, Cassiopeia, had boasted that she was fairer than Juno and the Nereides.

    The Student's Mythology | Catherine Ann White

British Dictionary definitions for Cassiopeia (1 of 2)

Cassiopeia1

/ (ˌkæsɪəˈpiːə) /


noun
  1. Greek myth the wife of Cepheus and mother of Andromeda

British Dictionary definitions for Cassiopeia (2 of 2)

Cassiopeia2

/ (ˌkæsɪəˈpiːə) /


nounLatin genitive Cassiopeiae (ˌkæsɪəˈpiːiː)
  1. a very conspicuous W-shaped constellation near the Pole Star. Cassiopeia A is a very strong radio and X-ray source, identified as the remnant of a supernova thought to have occurred in the late 17th century

Derived forms of Cassiopeia

  • Cassiopeian, adjective

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

Scientific definitions for Cassiopeia

Cassiopeia

[ kăs′ē-ə-pēə ]


  1. A W-shaped constellation in the Northern Hemisphere near Andromeda and Cepheus.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.