hard water


noun

water that contains magnesium, calcium, or iron salts and therefore forms a soap lather with difficulty.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hard water

  • Every drop of hard-water we consumed had to be brought to our doors and paid for by the “Hessian” or bucket.

  • These crispy croutons answer as a substitute for hard-water crackers and are also relished by most people.

  • A French commissioner reported that apparently people in hard-water districts had a better physique than in soft-water districts.

    Rural Hygiene|Henry N. Ogden

Culture definitions for hard water

hard water


Water in which dissolved minerals make it difficult to produce a lather with soap.

Note

Hard water is usually associated with well water in regions where the rocks contain a large proportion of iron-bearing minerals.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.