a device, usually a fan or compressor driven by the engine, that increases the mass of air drawn into an internal-combustion engine by raising the intake pressure
Also called: blower, booster
supercharger in American English
(ˈsupərˌtʃɑrdʒər)
noun
an engine-driven compressor used in some motor vehicles and airplanes to improve power by increasing the flow of air and fuel into the cylinders: also used in airplanes to pressurize cabins and to maintain adequate air pressure in the engine at higher altitudes
supercharger in Automotive Engineering
(supərtʃɑrdʒər)
Word forms: (regular plural) superchargers
noun
(Automotive engineering: Vehicle components, Engine, transmission, and exhaust)
A supercharger is a mechanical pump or compressor for increasing the pressure of air or gases that are drawn into an engine.
A supercharger provides the necessary push when the car needs it.
The car's performance is superb, and it provides the seamless acceleration possiblewith a supercharger.
The four-cylinder engine is boosted by a supercharger to produce 105kW of power and increased torque.