Theory

/หˆฮธiหษ™ษนi/

The meaning and definition of Theory, with examples, synonyms, and a word game to make it stick.

Definition

noun
  1. A field of study attempting to exhaustively describe a particular class of constructs.
    โ€œKnot theory classifies the mappings of a circle into 3-space.โ€
  2. A set of axioms together with all statements derivable from them; or, a set of statements which are deductively closed. Equivalently, a formal language plus a set of axioms (from which can then be derived theorems). The statements may be required to all be bound (i.e., to have no free variables).
    โ€œA theory is consistent if it has a model.โ€

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