English
Detailed Synonyms for plutonium pit in English
plutonium pit:
plutonium pit [the ~] noun
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the plutonium pit
– a steel or beryllium sphere containing plutonium 239 that triggers nuclear fission when compressed by explosives 1the plutonium pit; the plutonium trigger– a steel or beryllium sphere containing plutonium 239 that triggers nuclear fission when compressed by explosives 1