Where does “multimegaton” come from?

multimegaton (English) comes from English megaton, from English ton, from English tun, from Middle English tunne, from Old English tunne, from Proto-Germanic tunnǭ, from Latin tunna, from Proto-Celtic tondā — to stretch, string; to cut.

multimegaton (English): Of several megatons

Definitions

  1. Of several megatons

Ancestry of “multimegaton”, step by step

multimegaton traces back through two separate lines of ancestry.

via English megaton

StepLanguageWordMeaning
1EnglishmegatonA measure of the strength of an explosion or a...
2EnglishtonA unit of weight equal to 2240 pounds or 2000...
3EnglishtunA large cask; an oblong vessel bulging in the...
4Middle Englishtunnecask; barrel
5Old Englishtunnebarrel, cask
6Proto-Germanictunnǭ—
7Latintunnatun, box
8Proto-Celtictondāskin; surface, skin
9Proto-Indo-Europeantend-to stretch, to extend; to split, cut off
10Proto-Indo-Europeantemh₂-to stretch, string; to cut

via English multi

StepLanguageWordMeaning
1EnglishmultiA multituberculate; Neolamprologus multifasciatus
2EnglishmultituberculateHaving molars with multiple rows of cusps; Any of...
3EnglishtuberculateHaving tubercles; Tubercular
4Latintuberculatuswarty, tuberculate
5Latintūberculuma small swelling, bump, or protuberance; a boil, pimple, tubercle
6Latintūbera hump, bump, swelling, protuberance; excrescence
7Proto-Italictūβos—
8Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong
Every word from Proto-Indo-European temh₂- →Every word from Proto-Indo-European tend- →Every word from Proto-Celtic tondā →