Definitions from Wiktionary (spark plug)
▸ noun: The part of an internal combustion engine which forms a high-voltage electric spark which ignites the fuel-air mixture to begin the power stroke.
▸ noun: (figuratively) Someone who is a driving force in new endeavours.
▸ noun: (military) A rod (for cylindrical secondaries) or sphere (for spherical secondaries) of fissile material at the center of the secondary of a multistage thermonuclear weapon, which undergoes nuclear fission when compressed to supercriticality by the imploding secondary, helping to raise the secondary to the pressures and temperatures necessary to ignite nuclear fusion in the secondary's fusion fuel.
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▸ noun: The part of an internal combustion engine which forms a high-voltage electric spark which ignites the fuel-air mixture to begin the power stroke.
▸ noun: (figuratively) Someone who is a driving force in new endeavours.
▸ noun: (military) A rod (for cylindrical secondaries) or sphere (for spherical secondaries) of fissile material at the center of the secondary of a multistage thermonuclear weapon, which undergoes nuclear fission when compressed to supercriticality by the imploding secondary, helping to raise the secondary to the pressures and temperatures necessary to ignite nuclear fusion in the secondary's fusion fuel.
Similar:
sparking plug,
plug,
glow plug,
Sparke,
sparker,
sparkler,
sparklet,
spunk,
fuseplug,
distributor cap,
more...
Types:
Adjectives:
thermobaric,
primary,
tertiary,
primer,
secondary,
interstage,
fly,
fallback,
exhaust,
fanwise,
propellant
▸ Words similar to spark plug
▸ Usage examples for spark plug
▸ Idioms related to spark plug
▸ Wikipedia articles (New!)
▸ Words that often appear near spark plug
▸ Rhymes of spark plug
▸ Invented words related to spark plug