Word.ws English Dictionary

petajoule

petajoule noun: an SI unit of energy equal to 10¹⁵ joules. Symbol: PJ.

Noun

petajoule (plural petajoules)

  1. An SI unit of energy equal to 10¹⁵ joules. Symbol: PJ

Forms of petajoule

pluralpetajoules

Origin of petajoule

From peta- + joule.

Words that rhyme with petajoule

42 more rhymesFewer rhymes

Questions about petajoule

What does petajoule mean?
Petajoule means an SI unit of energy equal to 10¹⁵ joules. Symbol: PJ.
What part of speech is petajoule?
Petajoule is a noun.
What is the plural of petajoule?
The plural of petajoule is petajoules.

Words near petajoule in the dictionary

  1. Petah Tiqva
  2. petahash
  3. petahashes
  4. petahertz
  5. petai
  6. petajoule
  7. petajoules
  8. petakelvin
  9. petal
  10. petal pink
  11. petal pinks

Source and license

Adapted from Wiktionary: petajoule (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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Cite this entry: “petajoule.” Word.ws, https://word.ws/petajoule. Based on Wiktionary, CC BY-SA 4.0.