exchangepair
nounUK /ɪksˈtʃeɪndʒpeə/
US /ɪksˈtʃeɪndʒpɛr/
Two things that are swapped with each other.
The two students formed an exchangepair, trading their books for the week.
OTHER MEANINGS
2. In finance, two currencies or assets that are traded against each other.
The broker watched the exchangepair of dollars and euros closely.
3. In computing, two linked items or values that are interchanged in a process.
The program created an exchangepair to swap the two variables.
4. A matched set of two people who trade roles or items with each other.
The pen pals became an exchangepair, sending gifts back and forth.