Definition of Hard water

1. Noun. Water that contains mineral salts (as calcium and magnesium ions) that limit the formation of lather with soap.

Generic synonyms: H2o, Water
Antonyms: Soft Water

Definition of Hard water

1. Noun. (chemistry) water with a high concentration of dissolved minerals, especially calcium, making it difficult to lather with soap ¹

¹ Source: wiktionary.com

Medical Definition of Hard water

1. Hard water is water which contains minerals like calcium carbonate, magnesium carbonate, bicarbonates, sulphates, or chlorides, because it has been exposed to rocks or rocky soils. Hard water can corrode, discolour, or deposit its minerals, in and around materials such as water pipes. (09 Oct 1997)

Lexicographical Neighbors of Hard Water

hard sore
hard space
hard start
hard steel
hard stop
hard surface
hard tarter
hard tick
hard time
hard times
hard tissue
hard to please(p)
hard tubercle
hard ulcer
hard up
hard water (current term)
hard wheat
hard wired
hard work
hard worker
hard yakka
hard yards
hardback
hardbacked
hardbacks
hardbag
hardbags
hardbake

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