[ in-ti-grey-shuhn ]
See synonyms for integration on
  1. an act or instance of combining into an integral whole.

  2. an act or instance of integrating a racial, religious, or ethnic group.

  1. an act or instance of integrating an organization, place of business, school, etc.

  2. Mathematics. the operation of finding the integral of a function or equation, especially solving a differential equation.

  3. behavior, as of an individual, that is in harmony with the environment.

  4. Psychology. the organization of the constituent elements of the personality into a coordinated, harmonious whole.

Origin of integration

First recorded in 1610–20; from Latin integrātiōn-, stem of integrātiō “renewal,” equivalent to integrāt(us) “renewed, restored” (past participle of integrāre; see integrate ) + -iō -ion

Other words for integration

Other words from integration

  • an·ti-in·te·gra·tion, adjective
  • de-in·te·gra·tion, noun
  • non·in·te·gra·tion, noun
  • pro·in·te·gra·tion, adjective
  • self-in·te·gra·tion, noun

Words Nearby integration Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use integration in a sentence

British Dictionary definitions for integration


/ (ˌɪntɪˈɡreɪʃən) /

  1. the act of combining or adding parts to make a unified whole

  2. the act of amalgamating a racial or religious group with an existing community

  1. the combination of previously racially segregated social facilities into a nonsegregated system

  2. psychol organization into a unified pattern, esp of different aspects of the personality into a hierarchical system of functions

  3. the assimilation of nutritive material by the body during the process of anabolism

  4. maths an operation used in calculus in which the integral of a function or variable is determined; the inverse of differentiation

Derived forms of integration

  • integrationist, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for integration


[ ĭn′tĭ-grāshən ]

  1. In calculus, the process of calculating an integral. Integration is the inverse of differentiation, since integrating a given function results in a function whose derivative is the given function. Integration is used in the calculation of such things as the areas and volumes of irregular shapes and solids. Compare differentiation.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for integration


The free association of people from different racial and ethnic backgrounds (see ethnicity); a goal of the civil rights movement to overcome policies of segregation that have been practiced in the United States.

Notes for integration

Those favoring integration of schools by such forceful means as busing or affirmative action have frequently argued that integration of schools will lead to integration of society as a whole. (See separate but equal.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.