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clearance - definition and synonyms


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noun clearance pronunciation in American English /ˈklɪrəns/
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  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] a clearance sale
  4. 4
    [uncountable] the process by which a bank accepts a check that you have written and pays the money to the person, store, etc. that you gave the check to
  5. 5
    [countable/uncountable] the process of removing things that are not wanted or used

    a policy of encouraging slum clearance

Open Dictionary


the activity of exploring abandoned buildings and other manmade structures

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