What is charge?

charge air cooler

Glossary “charge air cooler” Definition:
May also be called an intercooler or an aftercooler. A heater exchanger in which supercharger or turbocharger boost pressure is routed to give off some of the heat gained when the air was compressed. This increase the density of the air charge.

charge

Glossary “charge” Definition:
1). To restore the active material in a battery cell by electrically reversing the chemical action of discharge. 2). To fill an air conditioner with a specific amount of refrigerant or oil by volume or weight. 3). The amount of fuel/air mixture to be burned in a cylinder.