Glossary of Auto Terms

DriverSide's Car Dictionary has the most comprehensive definitions of automotive terms. This auto glossary can help you decipher what your mechanic is fixing and what the purpose or function of the particular auto part or accessory is for. We have taken the mystery out of automotive service jargon, so that you don't have to.



The most widely used method of measuring an engine's output, the higher the horsepower, the faster the vehicle can accelerate. Horsepower is a mathematical product of torque--the "twist" an engine produces, against rpm, or how many times the crankshaft is turning per minute.

See Also:
Safety Stand
Maintenance Tune-up
Service Manual
Short Circuit

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