Where does “fissionless” come from?

fissionless (English) comes from English fission, from Latin fissiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

fissionless (English): Without fission

Definitions

  1. Without fission

Ancestry of “fissionless”, step by step

fissionless traces back through two separate lines of ancestry.

via English fission

StepLanguageWordMeaning
1EnglishfissionThe process whereby one item splits to become...
2LatinfissiōThe act of breaking up or dividing
3Latin-tiōtion, -ation, -ing
4Latindissertātiō(spoken) dissertation, discourse, disquisition
5Latindissertusarranged, disposed; explained
6Latindissereresecond-person singular future passive indicative...
7Latindis-asunder, apart, in two; reversal, removal;...
8Latincalceusshoe
9Latincalxlimestone; chalk; the finish line
10Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-