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formula

noun [C] (METHOD/RULE)
 
 
/ˈfɔː.mjʊ.lə/ US  /ˈfɔːr-/ (plural formulas or formulae)

Definition

C1 a standard or accepted way of doing or making something, the things needed for it, or a mathematical rule expressed in a set of numbers and letters: We have changed the formula of the washing powder. We had to learn chemical formulae at school, but I can only remember H2O for water. There's no magic formula for success.Ways of achieving thingsCalculations and calculatingAddition, subtraction, multiplication and division
(Definition of formula noun (METHOD/RULE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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