nanojoule

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noun

An SI unit of work or energy equal to 10⁻⁹ joules. Symbol: nJ

Similar
nJ
OriginEnglish joule ← Latin nānus ← Ancient Greek νᾶνος (nânos) →
Scrabble 16
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Meanings

nounnanojoule (plural nanojoules)

plural nanojoules · alternative nano-joule

  1. metrologyAn SI unit of work or energy equal to 10⁻⁹ joules. Symbol: nJ

    Synonyms: nJ

Synonyms & antonyms

nounAn SI unit of work or energy equal to 10⁻⁹ joules. Symbol: nJ

Similar
nJ

Origin

  1. Ancient Greekνᾶνος (nânos)
  2. Latinnānus
  3. Englishnano-
  4. Englishjoule
  5. Englishnanojoule

From nano- + joule.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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