Automotive Terms

A comprehensive glossary of automotive terms providing clear definitions and explanations of terminology used in the automobile industry.

A-Pillar

An A-pillar in an automobile is the vertical support structure that runs from the front edge of the car’s roof (near the windshield) down to the front of the vehicle where the door hinges are located.

A/C Compressor

An A/C compressor, short for air conditioning compressor, is a critical component in the air conditioning system of a vehicle.