Medical Dictionary


noun for·mu·la \ˈfr-myə-lə\
plural for·mu·las or for·mu·lae \-ˌlē, -ˌlī\

Medical Definition of FORMULA

a :  a recipe or prescription giving method and proportions of ingredients for the preparation of some material (as a medicine) b :  a milk mixture or substitute for feeding an infant typically consisting of prescribed proportions and forms of cow's milk, water, and sugar; also :  a batch of this made up at one time to meet an infant's future requirements (as during a 24-hour period)
:  a symbolic expression showing the composition or constitution of a chemical substance and consisting of symbols for the elements present and subscripts to indicate the relative or total number of atoms present in a molecule <the formula for ethyl alcohol is C2H5OH>—see empirical formula, molecular formula, structural formula


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears