castor

castor - noun

a multiple star with 6 components; second brightest in Gemini; close to Pollux

a shaker with a perforated top for sprinkling powdered sugar

a pivoting roller attached to the bottom of furniture or trucks or portable machines to make them movable

a hat made with the fur of a beaver (or similar material)

type genus of the Castoridae: beavers

castor - thesaurus