spark plug Meaning, definition in Cambridge English Dictionary
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Meaning of "spark plug" - English Dictionary

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spark plugnoun [C]

uk   us  

spark plug noun [C] (ENGINE)

a device in an engine that produces an electrical spark that lights the fuel and makes the engine start

spark plug noun [C] (PERSON)

US a person who gives energy to an activity involving others: She's the spark plug of the team.
Translations of “spark plug”
in Chinese (Traditional) 引擎, 火星塞…
in Russian свеча зажигания…
in Turkish buji…
in Chinese (Simplified) 引擎, 火花塞…
in Polish świeca zapłonowa…
(Definition of spark plug from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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