(of two or more people) exchange (things) with each other

superior and subordinates freely interchange information

the action of interchanging people or things

the interchange of ideas

we have a significant interchange of staff with the nearby college

alternation

the interchange of woods and meadows

a road junction designed on several levels so that traffic streams do not intersect

turn left at the next interchange

a station where passengers may change from one railway line, bus service, etc. to another

the town's famous rail interchange