meaning 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.
4. excessive sternness; "severity of character"; "the harshness of his punishment was inhuman"; "the rigors of boot
">camp"
Related Words
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