• word of the day

    hardness

    hardness - Dictionary definition and meaning for word hardness

    Definition
    (noun) the property of being rigid and resistant to pressure; not easily scratched; measured on Mohs scale Definition
    (noun) a quality of water that contains dissolved mineral salts that prevent soap from lathering
    Example Sentence
    • the costs of reducing hardness depend on the relative amounts of calcium and magnesium compounds that are present
    Definition
    (noun) devoid of passion or feeling; hardheartedness Definition
    (noun) the quality of being difficult to do
    Synonyms : ruggedness
    Example Sentence
    • he assigned a series of problems of increasing hardness
    • the ruggedness of his exams caused half the class to fail
    Definition
    (noun) excessive sternness
    Example Sentence
    • severity of character
    • the harshness of his punishment was inhuman
    • the rigors of boot camp
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