the act of giving someone something and receiving something else from them ➔ part exchange
giving/receiving[uncountable and countable]
an exchange of political prisoners
in exchange for something
I've offered to paint the kitchen in exchange for a week's accommodation.
Four of my cassettes for your Madonna CD is a fair exchange.
a short conversation, usually between two people who are angry with each other:
a quiet exchange between the judge and the clerk
The DJ was fired after a heated exchange (=a very angry conversation) on air with a call-in listener.
when people discuss or share ideas, information etc:
The organization is dedicated to the free exchange of information.
the act of giving something you have bought back to the store where you bought it, for example because it does not work, fit etc, and taking something else instead:
something you buy[countable]
The store's policy is not to allow returns or exchanges.
a process in which you change money from one currency to another:
Most capital cities have extensive exchange facilities.
an arrangement in which a student, teacher etc visits another school or university to work or study
on an exchange (with somebody)
I'm here for one term, on an exchange with Dr. Fisher.
an arrangement in which you stay in someone's home, do someone's job etc for a short time while that person stays in your home, does your job etc:
Kate's in New York on an employee exchange so she can get some more training.
an event during a war or fight when two people, armies etc shoot or fire missiles at each other