clearance - definition and synonyms

noun 

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/ˈklɪərəns/
singularclearance
pluralclearances
  1. 1
    [uncountable] official permission that allows someone to do something, to go to a particular country, or to be told particular information

    Aid workers had to get clearance to enter the country.

    Security clearance for overseas students will now be valid for four years.

  2. 2
    [countable/uncountable] an amount of space between two things that keeps them from touching each other

    Adjust the door to ensure equal clearance between door and frame.

  3. 3
    [countable/uncountable] the process of removing things that are not wanted or used

    a policy of encouraging slum clearance

    We do a lot of house clearances (=removing things from houses).

  4. 4
    [countable] a kick or hit of a ball away from your goal in a game such as football

    a desperate goal-line clearance

  5. 5
    [uncountable] the process by which a bank accepts a cheque that you have written and pays the money to the person, shop etc that you gave the cheque to