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.

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PSI

An initialism for 'Pounds per Square Inch', and is usually used measuring air pressure in some way--tire pressure, for example.



See Also:
Free Pedal Play
Amp
Jack
Octane
Lug Wrench
Overhaul
Additives
Ohm

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