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formula

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noun American English pronunciation: formula /ˈfɔrmjələ/ 
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singularformula
pluralformulas or formulae
  1. 1
    [countable] a plan or method for dealing with a problem or for achieving a result

    The company's winning formula includes excellent service and quality products.

    formula for:

    What's your formula for a long and happy marriage?

    magic formula:

    There is no magic formula for economic success.

  2. 2
    [countable] math a group of letters or numbers that represents a rule in science or mathematics

    a simple mathematical formula

    formula for:

    the formula for calculating the area of a circle

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