Integration
(Lat. integrare, to make whole) The act of making a whole out of parts. In mathematics, a limiting process which may be described in vague terms as summing up an infinite number of infinitesimals, part of the calculus. In psychology, the combination of psycho-physical elements into a complex unified organization. In cosmology, the synthetic philosophy of Spencer holds that the evolutionary process is marked by two movementsintegration and differentiation. Integration consists in the development of more and more complex organizations. Inverse ofdifferentiation (q.v.). — J.K.F.