spark plug

Noun

 * 1) 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.
 * 2)  Someone who is a driving force in new endeavours.
 * 3)  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.
 * 1)  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.
 * 1)  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.
 * 1)  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.
 * 1)  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.

Translations

 * Afrikaans:
 * Arabic:
 * Armenian: վառոցքի մոմ
 * Azerbaijani: alışdırma şamları
 * Basque: buxia
 * Bulgarian: запалителна свещ
 * Burmese: စပါ့ခ် ပလပ်ဂ်
 * Catalan: bugia d'encesa,
 * Chinese:
 * Mandarin:
 * Czech:
 * Danish: tændrør
 * Dutch:
 * Esperanto: sparkilo
 * Estonian: süüteküünal
 * Finnish:
 * French: ,
 * Galician: buxía
 * Georgian:
 * German:
 * Greek:, ,
 * Haitian Creole: bouji
 * Hebrew: מצת
 * Hindi: स्पार्क प्लग
 * Hungarian:
 * Icelandic: kveikikerti,
 * Indonesian:
 * Irish: spréachphlocóid
 * Italian: candela di accensione
 * Japanese:, スパークプラグ
 * Javanese: busi
 * Khmer: ឆ្នុកផ្លេក, ប៊ូស៊ី
 * Malay: palam pencucuh
 * Mirandese: bela
 * Mongolian:
 * Norwegian:
 * Bokmål: tennplugg
 * Nynorsk: tennplugg
 * Persian:
 * Plautdietsch: Sparkplogg, Fiastopsel
 * Polish:
 * Portuguese:
 * Romanian:
 * Russian:
 * Serbo-Croatian:
 * Cyrillic: свѐћица
 * Roman: svjèćica
 * Slovak: zapaľovacia sviečka
 * Slovene:
 * Spanish:
 * Swedish:
 * Tagalog: buhiya, pasak-panduop
 * Thai:
 * Turkish:
 * Ukrainian: запа́лювальна сві́чка, сві́чка запа́лювання,
 * Vietnamese: bu-gi,
 * Volapük: bujid, filidakandel
 * Welsh: plwg tanio
 * Yup'ik: espaak