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tighten - definition and synonyms


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verb tighten pronunciation in British English /ˈtaɪt(ə)n/
Word Forms
present tense
present participletightening
past tensetightened
past participletightened
present tense
I/you/we/theytighten up
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or tighten up tighten pronunciation in British English

  1. 5
    [transitive] to make a set of rules stricter or harder to avoid
    a bill that will tighten trading rules
    tighten control: The government wants to tighten its control on the press.
    1. a.
      to make an arrangement for guarding or protecting something more effectively
      Security at foreign consulates was tightened after the attack.


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a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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