Overhead cistern Synonyms

Definitions for Overhead


  • (adverb) to or in a higher place
  • (adjective) located or originating from above
  • (noun) (nautical) the top surface of an enclosed space on a ship

Definitions for Cistern


  • (noun) a sac or cavity containing fluid especially lymph or cerebrospinal fluid
  • (noun) an artificial reservoir for storing liquids; especially an underground tank for storing rainwater
  • (noun) a tank that holds the water used to flush a toilet