(n) (comp) interchange format
(n) (student) exchange
study abroad
(n) debt swap
(n) (comp) information exchange
(n) fair exchange
(n) (comp) authentication exchange
(n) heat exchanger
(n) bartering
(n) bartering
(n) prisoner exchange
(n) ion exchange
(n) (comp) data exchange
(n) exchange of letters
correspondence
(n) stock exchange percentage
(n,vs) exchange (something) together
(n,vs) exchange (something) together
(n) (comp) switching layer
(n) (comp) switching product
(n) barter system
(n) exchange student
(n) (comp) private branch exchange
PBX
(n) clearing house
(n) (comp) toll switch
TS
trunk exchange
(n) telephone switching station
telephone exchange
central office
(n) telephone operator
(n) deionized water
DI water
(n) (comp) data switch
(n) (comp) packet switching
(n) (comp) virtual (switching) office
(n) (comp) switching system