water glass meaning and definition

WATER GLASS noun

Definition of water glass (noun)

1. a viscous glass consisting of sodium silicate in solution; used as a cement or as a protective coating and to preserve eggs
   • synonyms: sodium silicate, soluble glass
2. a glass for drinking water
3. gauge for indicating the level of water in e.g. a tank or boiler or reservoir
   • synonyms: water gage, water gauge
4. clock that measures time by the escape of water
   • synonyms: clepsydra, water clock