Hardness Definition

härdnĭs
noun
The state or quality of being hard (in various senses)
Webster's New World
The relative resistance of a mineral to scratching, as measured by the Mohs scale.
American Heritage
The relative capacity of a substance for scratching another or for being scratched by another.
Webster's New World
Antonyms:

Other Word Forms of Hardness

Noun

Singular:
hardness
Plural:
hardnesses

Origin of Hardness

  • From hard +‎ -ness.

    From Wiktionary

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Unscrambles

hardness