How do you spell Integration 

Available Definitions:
1)  n. - The act or process of making whole or entire.
2)  n. - The operation of finding the primitive function which has a given function for its differential coefficient. See Integral .
3)  n. - In the theory of evolution: The process by which the manifold is compacted into the relatively simple and permanent. It is supposed to alternate with differentiation as an agent in development.