- spark plug as a noun:
- 1
spark plug
noun
1 spark plug
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, sparking plug.
Dutch: stekker
Polish: świeca zapłonowa, świeca
Moby thesaurus: abettor, activator, actuator, animator, arouser, cajoler, coax, coaxer, encourager, energizer, firer, gadfly, galvanizer, human dynamo, impeller, inducer, inspirer, life, motivating force, motive power ... show more.
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