Instantiation

Instantiation or instance may refer to:

Philosophy

 * A modern concept similar to participation in classical Platonism; see the Theory of Forms
 * The instantiation principle, the idea that in order for a property to exist, it must be had by some object or substance; the instance being a specific object rather than the idea of it
 * Universal instantiation
 * An instance (predicate logic), a statement produced by applying universal instantiation to a universal statement
 * Existential fallacy, also called existential instantiation
 * A substitution instance, a formula of mathematical logic that can be produced by substituting certain strings of symbols for others in formulae

Computing

 * Instance (computer science), referring to any running process, or specifically to an object as an instance of a class
 * Table instance (or database instance), a concept in database design; see Row (database)
 * Creation of an object (a location in memory having a value and possibly referenced by an identifier)
 * Instance can refer to a single virtual machine in a virtualized or cloud computing environment that provides operating-system-level virtualization

Other uses

 * Instance dungeon, a feature of many online videogames
 * Instantiation of a class or object within the organization of a body of knowledge