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water softener

any of a group of substances that when added to water containing calcium and magnesium ions cause the ions to precipitate or change their usual properties: used in the purification of water for the laboratory, and for giving water more efficient sudsing ability with soap.
Also called softener. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for water softener
  • It is also an effective deodorizer and water softener that enhances the cleaning powder of soap.
  • The plastic is a resin of the kind used to pull calcium out of water in a water softener.
  • If you use a water softener, make sure your drinking water faucets are not connected to the water softener system.
  • The typical water softener has two parts: a mineral tank and a brine tank.
  • Information and precautions regarding water softener use.
  • Inside a water softener are many small, round beads.
  • Install a demand initiated regeneration water softener which only run while water is in use.
  • water softener resin appears as symmetrical and shiny particles that feel greasy to the touch.
  • If your service provider does not provide softened water, you may consider purchasing a water softener.
  • Anion exchange units operate using the same principle as a water softener.
British Dictionary definitions for water softener

water softener

any substance that lessens the hardness of water, usually by precipitating or absorbing calcium and magnesium ions
a tank, apparatus, or chemical plant that is used to filter or treat water to remove chemicals that cause hardness
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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