Word.ws English Dictionary

plutoniums

plutoniums is the plural of plutonium.

Meaning of plutonium

Noun

plutonium (usually uncountable, plural plutoniums)

  1. (usually) The transuranic chemical element with atomic number 94 and symbol Pu: a silvery-gray fissile radioactive actinide metal that tarnishes when exposed to air.
    • Plutonium? You mean this sucker's nuclear?1985, Robert Zemeckis, Bob Gale, Back to the Future, spoken by Marty McFly
    1. (countable, usually) An atom of this element.

Questions about plutoniums

What is plutoniums the plural of?
Plutoniums is the plural of plutonium.

Words near plutoniums in the dictionary

  1. plutonium bombs
  2. plutonium dioxide
  3. plutonium pit
  4. plutonium pits
  5. plutonium-239
  6. plutoniums
  7. plutonocene
  8. plutonomic
  9. plutonomics
  10. plutonomies
  11. plutonomist

Source and license

Adapted from Wiktionary: plutoniums (page history and authors); plutonium (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.

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