Word Study
    plutonium pit
WORDNET DICTIONARY
Noun plutonium pit has 1 sense
- plutonium pit(n = noun.artifact) plutonium trigger - a steel or beryllium sphere containing plutonium 239 that triggers nuclear fission when compressed by explosives; Array is a part of a-bomb, atom bomb, atomic bomb, fission bomb, plutonium bomb
is a kind of trigger
            For further exploring for "plutonium pit" in Webster Dictionary Online
        


 
    
 
