formula

1. Any mathematical rule expressed symbolically.
2. A symbolic expression of the structure of a compound.

   H2O is the formula for water.

3. 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.

4. A formulation; a prescription; a mixture or solution made in a prescribed manner; the identity and quantities of ingredients of such a mixture.

   The formula of the rocket fuel has not been revealed.

5. A formal statement of doctrine, as in religion.
6. A syntactic expression of a proposition, built up from quantifiers, logical connectives, variables, relation and operation symbols, and, depending on the type of logic, possibly other operators such as modal, temporal, deontic or epistemic ones.

noun

A manufactured food simulating human breast milk, designed to be fed to babies and infants under 12 months of age.