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harden - definition and synonyms


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verb harden pronunciation in British English /ˈhɑː(r)d(ə)n/
Word Forms
present tense
present participlehardening
past tensehardened
past participlehardened
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  1. 1
    [intransitive/transitive] to become hard or firm, or to make something hard or firm
    This additive hardens the cement in an hour.
    The bread will harden if you don’t cover it.
  2. 2
    [transitive] mainly literary to make someone become less affected or upset by unpleasant things so that they show less kindness or sympathy to other people
    harden someone to something: Years of reporting on wars hardened them to human suffering.
    1. a.
  3. 3
    [intransitive/transitive] if you harden your attitude, or if it hardens, you refuse to change it
    Forsyth appeared to have hardened his line on (=his attitude towards) Europe.

derived word


noun [singular/uncountable]
She has hardening of the arteries.
a hardening of opinion against the treaty


a fashion trend in which people intentionally wear ordinary, inexpensive, widely-available clothing

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a flower or small bunch of flowers worn on the lapel of a jacket on special occasions

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