harden
/ˈhɑɹdn̩/ verb C1- To become hard.
- To make something hard or harder.
- To strengthen.
- To modify (a website or other system) to make it resistant to malicious attacks.
- To become or make (a person or thing) resistant or less sensitive. · (obs.)
- To get an erection.
- To become or make (a consonant) more fortis; to (cause to) undergo fortition.
- To unpalatalize or velarize.
He/she/it hardens · Past hardened · Past participle hardened · -ing form hardening
Verb forms
- Base form
- harden
- He/she/it
- hardens
- Past
- hardened
- Past participle
- hardened
- -ing form
- hardening
Phrasal verbs and expressions
From the library
“I ought to be more case-hardened after my Afghan experiences.
An expression of irresolution passed for an instant over her face, but her eyes had hardened again when she answered me.
As we ran towards it the vague outline hardened into a definite shape.
Their parties abroad were less varied than before; and at home she had a mother and sister, whose constant repinings at the dulness of everything around them threw a real gloom over their domestic circle; and, though Kitty might in time regain her natural degree of sense, since the disturbers of her brain were removed, her other sister, from whose disposition greater evil might be apprehended, was likely to be hardened in all her folly and assurance, by a situation of such double danger as a watering-place and a camp.
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