Word.ws English Dictionary

demon core

demon core proper noun: a spherical subcritical mass of plutonium manufactured during World War II by the United States as a fissile core for an early atomic bomb.

Proper noun

the demon core

  1. (historical) A spherical subcritical mass of plutonium manufactured during World War II by the United States as a fissile core for an early atomic bomb.

Noun

demon core (uncountable)

  1. (figuratively) A essential instance or part of something, especially something malevolent.
    • As Mazzocchi saw it, those chemicals that poisoned his union’s rank and file eventually make their way into communities outside — through the air, soil, and waterways. The factory was therefore the demon core of the environmental crisis.2017 August 31, Connor Kilpatrick, “Victory Over the Sun”, in Jacobin
    • That's the demon core of capitalism; you live decades watching companies do what appears to be reasonable, justifiable things and ignore the anti capitalists saying "does this not set a precedent for much more terrifying things?" No, no, ridiculous2018 April 27, @gravislizard, Twitter
    Synonyms:
    beating heart
  2. (figuratively, humorous) Something that is especially dangerous and should not be tampered with, or otherwise reminiscent of the demon core.
    • She's a 'Demon Core' of gay energy. If you drop a screwdriver on one of the piercings, she goes supercritical.2019 September 27, @VelocityCatte, Twitter
    • Is this the demon core of noodles2022 December 3, /u/isloohik2, “Nookular Noodles”, in Reddit, /r/CuratedTumblr

demon core meaning in Indonesian and Vietnamese

demon core in Indonesian

spherical mass of plutonium
Inti iblis

demon core in Vietnamese

spherical mass of plutonium
Lõi Quỷ

Examples of demon core in a sentence

  • California democrats is the demon core of Hitler partials when it comes to homelessness2023 October 2, @MalevolentAstra, “Archived copy”, in Twitter, archived from the original on 07 Jun 2024:
  • That this is like the demon core of edibles, you drop it and a whole city is getting high for years afterward.2024 February 18, @RatboyJon, “Archived copy”, in Twitter, archived from the original on 07 Jun 2024:

Synonyms of demon core

Origin of demon core

Referred as such due to its involvement in two fatal criticality accidents at the Los Alamos Laboratory in 1945 and in 1946. In the late 2010s, the circumstances of the second incident were popularized widely by science history videos and internet memes. The noun sense are figuratively derived from the proper noun.

Questions about demon core

What does demon core mean?
Demon core means a spherical subcritical mass of plutonium manufactured during World War II by the United States as a fissile core for an early atomic bomb.
What is demon core in Indonesian?
Demon core in Indonesian is Inti iblis. See Demon core meaning in Indonesian.
How do you use demon core in a sentence?
California democrats is the demon core of Hitler partials when it comes to homelessness
What part of speech is demon core?
Demon core can be a proper noun or a noun.

Words near demon core in the dictionary

  1. demomakers
  2. demomaking
  3. demon
  4. demon catshark
  5. demon catsharks
  6. demon core
  7. demon dialing
  8. demon duck of doom
  9. demon ducks of doom
  10. demon face syndrome
  11. demon hunter

Source and license

Adapted from Wiktionary: demon core (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “demon core.” Word.ws, https://word.ws/demon_core. Based on Wiktionary, CC BY-SA 4.0.