Definitions

1. noun

a constellation in the northern sky, shaped like a ‘W’ and named after a queen in Greek mythology.

“The astronomer pointed out the constellation Cassiopeia in the night sky.”

2. proper noun

Cassiopeia, a constellation in the northern sky.

“She was trying to locate the constellation Cassiopeia in the dark sky.”

3. noun

a queen in Greek mythology, wife of King Cepheus and mother of Andromeda.

“In Greek mythology, Cassiopeia was a beautiful but arrogant queen.”