Where does “unfissionable” come from?

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

unfissionable (English): Not fissionable

Definitions

  1. Not fissionable

Ancestry of “unfissionable”, step by step

unfissionable traces back through two separate lines of ancestry.

via English fissionable

StepLanguageWordMeaning
1EnglishfissionableCapable of undergoing nuclear fission; fissile;...
2EnglishfissionThe process whereby one item splits to become...
3LatinfissiōThe act of breaking up or dividing
4Latin-tiōtion, -ation, -ing
5Latindissertātiō(spoken) dissertation, discourse, disquisition
6Latindissertusarranged, disposed; explained
7Latindissereresecond-person singular future passive indicative...
8Latindis-asunder, apart, in two; reversal, removal;...
9Latincalceusshoe
10Latincalxlimestone; chalk; the finish line
11Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-
unfissionable — Etymology, Origin & Word History | Etymology Explorer