Word.ws English Dictionary

petawatt hour

petawatt hour is the alternative spelling of petawatt-hour.

Meaning of petawatt-hour

Noun

petawatt-hour (plural petawatt-hours)

  1. A unit of energy equal to that provided by one petawatt of power acting for one hour (3·6 × 10¹⁸ joules).
    • Holonym: terawatt-year (31.536e18 J)

Forms of petawatt hour

pluralpetawatt hours

Questions about petawatt hour

What is petawatt hour the alternative spelling of?
Petawatt hour is the alternative spelling of petawatt-hour.

Words near petawatt hour in the dictionary

  1. petaurist
  2. petauristid
  3. petauristids
  4. petaurists
  5. petawatt
  6. petawatt hour
  7. petawatt hours
  8. petawatt-hour
  9. petawatt-hours
  10. petawatts
  11. Petawawa

Source and license

Adapted from Wiktionary: petawatt hour (page history and authors); petawatt-hour (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: “petawatt hour.” Word.ws, https://word.ws/petawatt_hour. Based on Wiktionary, CC BY-SA 4.0.