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Definition of Hardness


  1. The quality or state of being hard, literally or figuratively.
  2. The cohesion of the particles on the surface of a body, determined by its capacity to scratch another, or be itself scratched;-measured among minerals on a scale of which diamond and talc form the extremes.
  3. The peculiar quality exhibited by water which has mineral salts dissolved in it. Such water forms an insoluble compound with soap, and is hence unfit for washing purposes.
More "Hardness" Quotations

Hardness Translations

hardness in Dutch is stugheid, hardheid
hardness in Italian is durezza
hardness in Latin is rigor
hardness in Norwegian is hardhet
hardness in Portuguese is dureza