sparking plug

/ˌspɑrkɪŋ ˈplʌg/
IPA guide

Other forms: sparking plugs

Definitions of sparking plug
  1. noun
    electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark
    synonyms: plug, spark plug
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    type of:
    electrical device
    a device that produces or is powered by electricity
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