Definition

Noun: A switch that operates a solenoid which closes a circuit to operate the starter of an internal combustion engine. It is the mechanism, typically operated by a key or button, that activates the vehicle's electrical system and starter motor.

Usage

The term "ignition switch" refers specifically to the electrical switch component in a vehicle. It is used to describe the part itself, its function, or its state.

Examples

• The mechanic said the problem was a faulty ignition switch.
• Turn the key in the ignition switch to start the car.
• A recall was issued for the ignition switch due to a safety defect.

Advanced Usage

• "Ignition switch failure": A common phrase describing the malfunction of this component.
  • The vehicle stalled due to a complete ignition switch failure.
• In technical or legal contexts, the term is used precisely to identify a specific part responsible for vehicle operation and safety systems.
  • The investigation focused on the torque performance of the ignition switch.

Variants and Related Words

• Ignition (noun): The broader system or process for starting an engine. The ignition switch is a part of the ignition system.
  • He turned on the ignition.
• Starter switch: A less common synonym for ignition switch.

Synonyms

• Starter switch

Notes

This is a compound noun. The core term is "switch," modified by "ignition" to specify its purpose. It is a single, specific component within a vehicle's starting system.

Noun

1. switch that operates a solenoid that closes a circuit to operate the starter