exchange

1 exchange /ɪksˈtʃeɪnʤ/ noun
plural exchanges
1 exchange
/ɪksˈtʃeɪnʤ/
noun
plural exchanges
Britannica Dictionary definition of EXCHANGE
1 
: an occurrence in which people give things of similar value to each other : the act of giving or taking one thing in return for another thing
[noncount]
[count]
2 
[count]
a  : an occurrence in which people direct something at each other
b  : an occurrence in which people give information to each other
c  : an occurrence in which people use weapons against each other
3 
[count] : an occurrence in which people talk to each other for a short time : a brief conversation
especially : an angry conversation
4 
[count]
a  : a place where things or services are traded
b  : an office or building in which telephone calls are connected

in exchange

◊ If you give something to a person and get something in exchange, that person also gives something of similar value to you.
2 exchange /ɪksˈtʃeɪnʤ/ verb
exchanges; exchanged; exchanging
2 exchange
/ɪksˈtʃeɪnʤ/
verb
exchanges; exchanged; exchanging
Britannica Dictionary definition of EXCHANGE
[+ object]
1 
: to give something and receive something in return
2 
: to direct (words, looks, etc.) at each other
3 
: to return (a product) to a store and have it replaced by another product : to trade (something that has been purchased) for something else

— exchangeable

/ɪksˈtʃeɪnʤəbəl/ adjective