megacurie

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noun

The unit of radioactivity equal to one million curies

OriginEnglish curie ← Ancient Greek μέγᾰς (mégăs) ← Proto-Hellenic *mégas →
Scrabble 14
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Meanings

nounmegacurie (plural megacuries)

plural megacuries

  1. The unit of radioactivity equal to one million curies

Origin

  1. Proto-Indo-European*méǵh₂s
  2. Proto-Hellenic*mégas
  3. Ancient Greekμέγᾰς (mégăs)
  4. Englishmega-
  5. Englishcurie
  6. Englishmegacurie

From mega- + curie.

Full word history & related roots →
Cite this entry
APA

megacurie. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/megacurie

MLA

“megacurie.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/megacurie. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “megacurie,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/megacurie.

Source: megacurie on Wiktionary, CC BY-SA 4.0.