exaton
nounEtymology From exa- + ton.
1
Literature, Media, Publishing, Science fiction Rare A measure of the strength of an explosion or a bomb based on how many quintillion tons of TNT would be needed to produce the same energy.
- Holonyms: zettaton (rare) < yottaton (rare)
- Meronyms: ton of TNT < kiloton < megaton < gigaton < teraton < petaton