inter-changing

interchange

[v. in-ter-cheynj; n. in-ter-cheynj]
verb (used with object), interchanged, interchanging.
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.
3.
to give and receive (things) reciprocally; exchange: The twins interchanged clothes frequently.
4.
to cause to follow one another alternately; alternate: to interchange business cares with pleasures.
verb (used without object), interchanged, interchanging.
5.
to occur by turns or in succession; alternate.
6.
to change places, as two persons or things, or as one with another.
noun
7.
an act or instance of interchanging; reciprocal exchange: the interchange of commodities.
8.
a changing of places, as between two persons or things, or of one with another.
9.
alternation; alternate succession.
10.
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:
1325–75; inter- + change; replacing Middle English entrechaungen < Middle French entrechangier

interchanger, noun
preinterchange, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
interchange
 
vb
1.  to change places or cause to change places; alternate; exchange; switch
 
n
2.  the act of interchanging; exchange or alternation
3.  a motorway junction of interconnecting roads and bridges designed to prevent streams of traffic crossing one another
 
inter'changeable
 
adj
 
interchangea'bility
 
n
 
inter'changeableness
 
n
 
inter'changeably
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

interchange
late 14c., from O.Fr. entrechangier, from entre- (from L. inter-) + changier "to change." The noun in ref. to a type of road junction is first recorded 1944.
Online Etymology Dictionary, © 2010 Douglas Harper
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