Definition of aftercooler in English:

aftercooler

noun

  • An apparatus for cooling air discharged from a compressor or supercharger, especially from a final stage of compression.

Origin

Late 19th century. From after- + cooler. Compare slightly later aftercool.

Pronunciation:

aftercooler

/ˈɑːftəkuːlə//ˈaftəkuːlə/