Definitions:
each of a set of small swivelling wheels fixed to the legs or base of a heavy piece of furniture so that it can be moved easily.

a small container with holes in the top, especially one used for sprinkling sugar or pepper.

an oily reddish-brown substance secreted by beavers, used in medicine and perfumes.

the twin brother of pollux.

the second-brightest star in the constellation gemini, close to pollux. it is a multiple star system, the three components visible in a moderate telescope being close binaries.