Pilot light

noun

Definitions

Noun
  1. 1
    A small, persistent flame used to ignite gas.
  2. 2
    small auxiliary gas burner that provides a flame to ignite a larger gas burner wordnet
  3. 3
    A small telltale lamp on a dynamo or battery circuit whose brightness indicates the voltage of the current.
  4. 4
    indicator consisting of a light to indicate whether power is on or a motor is in operation wordnet

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