Where does “megatonnage” come from?

megatonnage (English) comes from English mega, from Ancient Greek μέγας, from Proto-Indo-European meǵh₂s — great.

megatonnage (English): The destructive power of an explosive, measured...

Definitions

  1. The destructive power of an explosive, measured...

Ancestry of “megatonnage”, step by step

megatonnage traces back through two separate lines of ancestry.

via English mega

StepLanguageWordMeaning
1EnglishmegaVery large; great; excellent
2Ancient Greekμέγαςbig, large; great, mighty, loud; marvelous,...
3Proto-Indo-Europeanmeǵh₂sgreat

via English tonnage

StepLanguageWordMeaning
1EnglishtonnageThe number of tons of water that a floating ship...
2Old Frenchtonnage—
Every word from Proto-Indo-European meǵh₂s →Every word from Ancient Greek μέγας →Every word from English mega →