integration

(noun) the action of incorporating a racial or religious group into a community. Synonyms: integrating, desegregation.

(noun) the act of combining into an integral whole. Synonyms: consolidation. Examples: "A consolidation of two corporations." "After their consolidation the two bills were passed unanimously." "The defendants asked for a consolidation of the actions against them."

(noun) an operation used in the calculus whereby the integral of a function is determined.