aftercooler

[ af-ter-koo-ler, ahf- ]
/ ˈæf tərˌku lər, ˈɑf- /

noun

a device for cooling compressed air or gases to reduce their volume or temperature.

Origin of aftercooler

First recorded in 1900–05; after + cooler
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019