Refinement may refer to: Mathematics Equilibrium refinement, the identification of actualized equilibria in game theory Refinement of an equivalence relation, in mathematics Refinement (topology), the refinement of an open cover in mathematical topology Refinement (category theory)
Other uses Refinement (computing), computer science approaches for designing correct computer programs and enabling their formal verification Refining, a process of purification Refining (metallurgy) Refinement (culture), a quality of cultural sophistication Refinement (horse), a racehorse ridden by jockey Tony McCoy