WEAPON-GRADE PLUTONIUM as NOUN

1. Meaning
   • plutonium 239 that is recovered when nuclear weapons are disassembled
   • it is stored in plutonium pits
   
   Synonym(s)
   • weapons plutonium (what does weapons plutonium mean?)
   
   Hypernyms(s) weapon-grade plutonium is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • plutonium 239 (what does plutonium 239 mean?)