pollux Meaning, Definition & Usage

  1. noun the brightest star in Gemini; close to Castor

WordNet

Pol"lux noun
Etymology
L., the twin brother of castor; also, the constellation.
Definitions
  1. (Astron.) A fixed star of the second magnitude, in the constellation Gemini. Cf. 3d Castor.
  2. (Min.) Same as Pollucite.

Webster 1913