circulation - definition and synonyms


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  1. 1
    [uncountable] biology the continuous movement of blood around your body

    She suffers from poor circulation.

    Exercise will increase muscle strength and improve your circulation.

    1. a.
      [countable/uncountable] the continuous movement of liquid, air etc inside a system or area
  2. 2
    [singular] the number of copies of a newspaper or magazine sold each day, week etc

    a newspaper with a daily circulation of more than 2 million

  3. 3
    [uncountable] the process by which something such as money passes from one person to another
    in circulation:

    a law designed to reduce the number of guns in circulation

    put something into circulation:

    When was this banknote put into circulation?