**formula ***noun *

^{ 1 } ` group of signs/letters/numbers `

__ ADJ. __** complex, complicated | simple | algebraic, chemical, mathematical, scientific **

__ VERB + FORMULA __** devise, work out ***A simple mathematical formula has been devised to allow you to calculate the interest due. ***| apply, use **

__ PREP. __** ~ for ***Do you know the formula for finding the area of a circle? *

^{ 2 } ` method of solving a problem `

__ ADJ. __** good, magic, successful, winning | time-honoured, traditional | face-saving ***The government was forced to find a face-saving formula to cover its misjudgement. ***| peace ***No one has yet come up with a successful peace formula. ***| political **

__ VERB + FORMULA __** have ***No one has a magic formula for keeping youngsters away from crime. ***| come up with, devise, find, hit on, provide, work out ***We think we might have hit on a winning formula. *

__ PREP. __** ~ for ***What is their formula for success? *