I. ˌintə(r)ˈchānj verb
Etymology: alteration (influenced by Latin inter- ) of Middle English entrechaungen, from Middle French entrechangier, from Old French, from entre- inter- + changier to change — more at change
transitive verb
1. : to put each of (two things) in the place of the other
interchange two tires
2. : to give and take mutually
interchange blows
interchange ideas
interchange goods
3. archaic : to cause to follow alternately : alternate , vary
intransitive verb
: to change places mutually : take part in an exchange
vowels on each side of the triangle tend to interchange in accordance with certain specific rules — William Chomsky
II. ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ noun
Etymology: alteration (influenced by Latin inter- ) of earlier enterchange, enterchaunge, from Middle French entrechange, from entrechangier, v.
1. : an act of changing each for the other or one for another : exchange
interchange of currency between nations
interchange of clothing
interchange of segments between chromosomes
2. : an act of mutually giving and receiving
interchange of gifts
interchange of notes
3. archaic : alternate succession : alternation
sweet interchange of hill and valley — John Milton
4.
a. : a process of moving cars among railroads to provide uninterrupted movement by rail without unloading and reloading
b. : an act of transferring passengers or freight from one carrier to another
5. : a junction of two or more highways by a system of separate levels that permit traffic to pass from one to another without the crossing at grade of traffic streams — compare cloverleaf , grade separation