English dictionary

Hint: With the Firefox addon you can search this dictionary from the browsers search field.

English noun: hardness

1. hardness (attribute) the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale

Broader (hypernym)body, consistence, consistency, eubstance

Narrower (hyponym)firmness, incompressibility

Attributehard, soft


2. hardness (attribute) a quality of water that contains dissolved mineral salts that prevent soap from lathering

SamplesThe costs of reducing hardness depend on the relative amounts of calcium and magnesium compounds that are present.

Broader (hypernym)quality

3. hardness (attribute) devoid of passion or feeling; hardheartedness

Synonymscallosity, callousness, insensibility, unfeelingness

Broader (hypernym)insensitiveness, insensitivity

Narrower (hyponym)dullness

4. hardness (attribute) the quality of being difficult to do

SamplesHe assigned a series of problems of increasing hardness.
The ruggedness of his exams caused half the class to fail.


Broader (hypernym)difficultness, difficulty

5. hardness (attribute) excessive sternness

SamplesSeverity of character.
The harshness of his punishment was inhuman.
The rigors of boot camp.

Synonymsharshness, inclemency, rigor, rigorousness, rigour, rigourousness, severeness, severity, stiffness

Broader (hypernym)sternness, strictness

Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2019 onlineordbog.dk