pilot light
noun
1
: a small permanent flame used to ignite gas at a burner
2
: an indicator light showing where a switch or circuit breaker is located or whether a motor is in operation or power is on
called also pilot lamp
Examples of pilot light in a Sentence
Recent Examples on the Web
Liberty Gas, which provides gas services throughout Lexington, shut off gas lines citywide Wednesday night and instructed all residents to check pilot lights in their homes, city officials said.
—
Eric Adler, Kansas City Star, 17 Apr. 2025
That failure did not light a fire so much as keep the pilot light on.
—Troy Renck, The Denver Post, 13 Mar. 2025
Hold the reset button or use a long match to relight the pilot light.
—Timothy Dale, Better Homes & Gardens, 19 Feb. 2025
The thermocouple sensor detects the heat from the pilot light and sends a signal to keep the gas valve open, but if the pilot light is extinguished, then the thermocouple will send a signal to the gas valve to stop the flow of gas to the pilot light.
—Timothy Dale, Better Homes & Gardens, 19 Jan. 2025
See All Example Sentences for pilot light
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Eric Adler, Kansas City Star, 17 Apr. 2025
That failure did not light a fire so much as keep the pilot light on.
—Troy Renck, The Denver Post, 13 Mar. 2025
Hold the reset button or use a long match to relight the pilot light.
—Timothy Dale, Better Homes & Gardens, 19 Feb. 2025
The thermocouple sensor detects the heat from the pilot light and sends a signal to keep the gas valve open, but if the pilot light is extinguished, then the thermocouple will send a signal to the gas valve to stop the flow of gas to the pilot light.
—Timothy Dale, Better Homes & Gardens, 19 Jan. 2025
See All Example Sentences for pilot light
Cite this Entry
“Pilot light.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pilot%20light. Accessed 22 May. 2025.
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