Where does “Zerfallsenergie” come from?

Zerfallsenergie (German) comes from German Zerfall, from German zerfallen, from German fällen, from Middle High German vellen, from Old High German fellen, from Proto-Germanic *fallijan, from Proto-Germanic fallijaną, from Proto-Germanic fallaną — to split off, separate; to chop, to separate.

Zerfallsenergie (German): decay energy

Definitions

  1. decay energy

Ancestry of “Zerfallsenergie”, step by step

Zerfallsenergie traces back through two separate lines of ancestry.

via German Zerfall

StepLanguageWordMeaning
1GermanZerfalldisintegration; decay
2Germanzerfallento disintegrate; to decay
3Germanfällento cut down, to fell; to precipitate; to make
4Middle High Germanvellen
5Old High Germanfellen
6Proto-Germanic*fallijan
7Proto-Germanicfallijanąto cause to fall, to fell
8Proto-Germanicfallanąto fall
9Proto-Indo-Europeanpōl-
10Slovincianpólhalf
11Proto-Slavicpolъside, flank; half; member of a pair of options →...
12Proto-Indo-European(s)pelH-to split off, separate; to chop, to separate

via German Energie

StepLanguageWordMeaning
1GermanEnergieenergy
2Ancient Greekἐνέργειᾰactivity, operation, vigour, efficiency
Every word from Proto-Indo-European (s)pelH-Every word from Proto-Slavic polъEvery word from Slovincian pól
Zerfallsenergie — Etymology, Origin & Word History | Etymology Explorer