Meanings
nounplutonium pit (plural plutonium pits)
plural plutonium pits
- The core (pit) of a nuclear bomb, made of plutonium.
Synonyms & antonyms
nouna steel or beryllium sphere containing plutonium 239 that triggers nuclear fission when compressed by explosives
Similar
plutonium trigger
Broader
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
APA
plutonium pit. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/plutonium%20pit
MLA
“plutonium pit.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/plutonium%20pit. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “plutonium pit,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/plutonium%20pit.
Source: plutonium pit on Wiktionary, CC BY-SA 4.0.