Where does “electrosleep” come from?

electrosleep (English) comes from English sleep, from Middle English slepen, from Old English slǣpan, from Proto-West Germanic slāpan, from Proto-Germanic slēpaną, from Proto-Indo-European slab- — to be weak, be languid; be weak, limp, languid.

electrosleep (English): sleep induced by cranial electrotherapy...

Definitions

  1. sleep induced by cranial electrotherapy...

Ancestry of “electrosleep”, step by step

electrosleep traces back through two separate lines of ancestry.

via English sleep

StepLanguageWordMeaning
1EnglishsleepTo rest in a state of reduced consciousness; To...
2Middle Englishslepento sleep; to become asleep, to cause to sleep; to...
3Old Englishslǣpan
4Proto-West Germanicslāpanto sleep
5Proto-Germanicslēpanąto sleep
6Proto-Indo-Europeanslab-to be weak, be languid; be weak, limp, languid

via English electro

StepLanguageWordMeaning
1EnglishelectroAn electrotype; An electronic style of hip hop;...
Every word from Proto-Indo-European slab-
electrosleep — Etymology, Origin & Word History | Etymology Explorer