hardness
Collocations
4ADJ.
measured, specific
HARDNESS + NOUN
diamond, god, material
PREP.
on, on
ADV.
chemically
Definitions
noun
The quality of being hard.
Who can number the cloudes in wiſedom? or who can ſtay the bottles of heauen, / When the duſt groweeh^([sic – meaning groweth]) into hardneſſe and the clods cleaue faſt together?
An instance of this quality; hardship.
The quantity of calcium carbonate dissolved in water, usually expressed in parts per million (ppm).
The resistance to scratching, cutting, indentation or abrasion of a metal or other solid material.
The penetrating ability of electromagnetic radiation, such as x-rays; generally, the shorter the wavelength, the harder and more penetrating the radiation.
Thesaurus
Synonyms
noun — excessive sternness
- severity
- severeness
- harshness
- rigor
- rigour
- rigorousness
- rigourousness
- inclemency
noun — the quality of being difficult to do
- ruggedness
noun — devoid of passion or feeling
- unfeelingness
- callousness
- callosity
- insensibility
Antonyms
- softness
Idioms & Phrases
Example Bank
6Who can number the cloudes in wiſedom? or who can ſtay the bottles of heauen, / When the duſt groweeh^([sic – meaning groweth]) into hardneſſe and the clods cleaue faſt together?
WiktionaryThe hardness of the material was high.
Wiktionary“This material has a specific hardness and is chemically very stable. It forms naturally from calcium alone, but bacteria accelerate the transformation into calcium carbonate,” explains Alejandro Mont
WiktionaryThe hardness of diamond is such that it can cut glass.
Tatoeba · #41113The hardness of diamond is 10.
Tatoeba · #41114One of the qualities of steel is hardness.
Tatoeba · #278756