pilot light

Noun

Meaning

indicator consisting of a light to indicate whether power is on or a motor is in operation

small auxiliary gas burner that provides a flame to ignite a larger gas burner

Synonyms

Hypernyms

Examples

She glances at the photo, and the pilot light of memory flickers in her eyes. Frank Deford

Some struggle is healthy. If you can embrace it rather than be angry, you can use it as your pilot light. Damon Wayans

If the pilot light goes out, the thermocouple temperature falls, causing the voltage across the thermocouple to drop and the valve to close. Source: Internet

The burner has a pilot light to ignite the propane and air mixture. Source: Internet

The typical scenario is a leaking cylinder stored in a basement; the propane leak drifts across the floor to the pilot light on the furnace or water heater, and results in an explosion or fire. Source: Internet

To prevent this, some appliances use a thermocouple in a fail-safe circuit to sense when the pilot light is burning. Source: Internet

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