BORAX - is a valid Scrabble word.
Definition of BORAX:
- a mineral [n BORAXES or BORACES]
- a white crystalline compound that consists of a hydrated sodium borate Na2B4O7À10H2O, that occurs as a mineral or is prepared from other minerals, and that is used especially as a flux, cleansing agent, and water softener, as a preservative, and as a fireproofing agent
- white crystalline substance used as a cleanser, in glassmaking, etc.