Origin: L, dim. Of forma form, model. SeeForm.
1. a prescribed or set form; an established rule; a fixed or conventional method in which anything is to be done, arranged, or said.
2. a written confession of faith; a formal statement of foctrines.
3. (Science: mathematics) a rule or principle expressed in algebraic language; as, the binominal formula.
4. (Science: medicine) a prescription or recipe for the preparation of a medicinal compound.
5. (Science: chemistry) a symbolic expression (by means of letters, figures, etc) of the constituents or constitution of a compound.
chemical formulae consist of the abbreviations of the names of the elements, with a small figure at the lower right hand, to denote the number of atoms of each element contained.
(Science: chemistry) empirical formula, a formula indicating the supposed molecular constitution of a compound.