Antonyms of noun hard_water

1 sense of hard water

Sense 1
hard water -- (water that contains mineral salts (as calcium and magnesium ions) that limit the formation of lather with soap)
       Antonym of soft water (Sense 1)
      => soft water -- (water that is not hard (does not contain mineral salts that interfere with the formation of lather with soap))

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun hard_water

1 sense of hard water

Sense 1
hard water -- (water that contains mineral salts (as calcium and magnesium ions) that limit the formation of lather with soap)
       => water, H2O -- (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)