theorem Meaning, Definition & Usage

  1. noun a proposition deducible from basic postulates
  2. noun an idea accepted as a demonstrable truth

WordNet

The"o*rem noun
Etymology
L. theorema, Gr. a sight, speculation, theory, theorem, fr. to look at, a spectator: cf. F. théorème. See Theory.
Definitions
  1. That which is considered and established as a principle; hence, sometimes, a rule.
    Not theories, but theorems (), the intelligible products of contemplation, intellectual objects in the mind, and of and for the mind exclusively. Coleridge.
    By the theorems, Which your polite and terser gallants practice, I re-refine the court, and civilize Their barbarous natures. Massinger.
  2. (Math.) A statement of a principle to be demonstrated. ✍ A theorem is something to be proved, and is thus distinguished from a problem, which is something to be solved. In analysis, the term is sometimes applied to a rule, especially a rule or statement of relations expressed in a formula or by symbols; as, the binomial theorem; Taylor's theorem. See the Note under Proposition, n., 5.
The"o*rem transitive verb
Definitions
  1. To formulate into a theorem.

Webster 1913