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Meaning of water tower

wa'ter tow"er

Pronunciation: [key]
  1. a vertical pipe or tower into which water is pumped to a height sufficient to maintain a desired pressure for firefighting, distribution to customers, etc.
  2. a fire-extinguishing apparatus for throwing a stream of water on the upper parts of a tall burning building.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.