[ verb in-ter-cheynj; noun in-ter-cheynj ]
See synonyms for: interchangeinterchanged on

verb (used with object),in·ter·changed, in·ter·chang·ing.
  1. to put each in the place of the other: to interchange pieces of modular furniture.

  2. to cause (one thing) to change places with another; transpose.

  1. to give and receive (things) reciprocally; exchange: The twins interchanged clothes frequently.

  2. to cause to follow one another alternately; alternate: to interchange business cares with pleasures.

verb (used without object),in·ter·changed, in·ter·chang·ing.
  1. to occur by turns or in succession; alternate.

  2. to change places, as two persons or things, or as one with another.

  1. an act or instance of interchanging; reciprocal exchange: the interchange of commodities.

  2. a changing of places, as between two persons or things, or of one with another.

  1. alternation; alternate succession.

  2. a highway intersection consisting of a system of several different road levels arranged so that vehicles may move from one road to another without crossing the streams of traffic.

Origin of interchange

1325–75; inter- + change; replacing Middle English entrechaungen<Middle French entrechangier

Other words from interchange

  • in·ter·chang·er, noun
  • pre·in·ter·change, noun

Words Nearby interchange Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use interchange in a sentence

British Dictionary definitions for interchange


  1. to change places or cause to change places; alternate; exchange; switch

  1. the act of interchanging; exchange or alternation

  2. a motorway junction of interconnecting roads and bridges designed to prevent streams of traffic crossing one another

Derived forms of interchange

  • interchangeable, adjective
  • interchangeability or interchangeableness, noun
  • interchangeably, adverb

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