Word.ws English Dictionary

gigatonne

gigatonne is the alternative spelling of gigaton.

Meaning of gigaton

Noun

gigaton (plural gigatons)

  1. A measure of the strength of an explosion or a bomb based on how many billion tons of TNT would be needed to produce the same energy. (A derived unit for TNT equivalent.)
    • Holonyms: teraton < petaton < exaton (rare) < zettaton (rare) < yottaton (rare)
  2. One billion short tons (10⁹ × 2000 lb).
  3. One billion long tons (10⁹ × 2240 lb).
  4. One billion metric tons (10⁹ × 2204.6 lb).
    • Meronyms: kiloton < megaton

Forms of gigatonne

pluralgigatonnes

Origin of gigatonne

From giga- + tonne.

Questions about gigatonne

What is gigatonne the alternative spelling of?
Gigatonne is the alternative spelling of gigaton.

Words near gigatonne in the dictionary

  1. gigasporoids
  2. gigastacies
  3. gigastacy
  4. gigastacys
  5. gigaton
  6. gigatonne
  7. gigatonnes
  8. gigatons
  9. gigatrend
  10. gigatrends
  11. gigavolt

Source and license

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