| / English Dictionary |
HARD WATER
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
Water that contains mineral salts (as calcium and magnesium ions) that limit the formation of lather with soap
Classified under:
Hypernyms ("hard water" is a kind of...):
H2O; water (binary compound that occurs at room temperature as a clear colorless odorless tasteless liquid; freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade; widely used as a solvent)
Antonym:
soft water (water that is not hard (does not contain mineral salts that interfere with the formation of lather with soap))
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