01 n. A constellation of the northern hemisphere, situated between Cepheus and Perseus; -- so called in honor of the wife of Cepheus, a fabulous …
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1.
A constellation of the northern hemisphere, situated between Cepheus and Perseus; -- so called in honor of the wife of Cepheus, a fabulous king of Ethiopia.(Astron.)
Phrases & compounds
Cassiopeia's Chair —
a group of six stars, in Cassiopeia, somewhat resembling a chair.