Definitions

1. noun

In astronomy, the brighter of the two stars that make up the constellation Gemini, a blue-white star approximately 34 light-years from Earth.

“The ancient Greeks associated the twin stars of Pollux and Castor with the mythological heroes Castor and Pollux.”

2. proper noun

In Greek mythology, the twin brother of Castor and son of Leda and King Tyndareus.

“In Homer’s Odyssey, Pollux is described as a handsome young man and a skilled warrior.”