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pilot light

noun

Simple Definition of pilot light

  • : a small flame that is always burning in a gas stove, burner, etc., and that is used to light a larger flame

Source: Merriam-Webster's Learner's Dictionary

Full Definition of pilot light

  1. 1 :  a small permanent flame used to ignite gas at a burner

  2. 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

1881

First Known Use of pilot light

1881

Rhymes with pilot light

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