water tank

1. 1.

   a tank that holds the water used to flush a toilet

   Synonymscistern

   Broadertank

Questions about water tank

What does water tank mean?

water tank means "a tank that holds the water used to flush a toilet".

What is another word for water tank?

Close synonyms include cistern. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is water tank a common word?

water tank is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.