af·ter·cool·er | \ ˈaf-tər-ˌkü-lər \
Definition of aftercooler
1 : an apparatus for cooling the discharge air from air compressors in order to remove its condensed moisture
2 : a device for cooling the fuel mixture heated by compression in a supercharger
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Time Traveler for aftercooler
The first known use of aftercooler was in 1895
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