megajoule

M3E1G2A1J8O1U1L1E1

noun

An SI unit of energy equal to 10⁶ joules. Symbol: MJ

OriginEnglish joule ← Ancient Greek μέγᾰς (mégăs) ← Proto-Hellenic *mégas →
Scrabble 19
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Meanings

nounmegajoule (plural megajoules)

plural megajoules · alternative mega-joule

  1. metrologyAn SI unit of energy equal to 10⁶ joules. Symbol: MJ

Origin

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

From mega- + joule.

Full word history & related roots →

Translations

Czech megajoule
  • megajouleone million joules
Finnish megajoule
  • megajouleone million joules
French mégajoule
  • mégajouleone million joules
German Megajoule
  • Megajouleone million joules
Polish megadżul
  • megadżulone million joules
Russian мегаджоуль
  • мегаджоуль (megadžoulʹ)one million joules
Thai เมกะจูล
  • เมกะจูลone million joules

Rhymes & wordplay

Rhymes with megajoule

schoolrulecoolpoolfueljewelboolcruelstoolPoolemuleemulespoolKabulThuledroolyuletulleEwelljoulebuhlshulrefueluncool
All rhymes →
Cite this entry
APA

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

MLA

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

Chicago

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

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