Where does “kilowatt-oră” come from?

kilowatt-oră (Romanian) comes from Romanian kilowatt, from French kilowatt, from French kilo-, from Ancient Greek χίλιοι, from Proto-Hellenic *kʰehliyoi, from Proto-Indo-European ǵʰéslom, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

kilowatt-oră (Romanian): kilowatt-hour

Definitions

  1. kilowatt-hour

Ancestry of “kilowatt-oră”, step by step

kilowatt-oră traces back through two separate lines of ancestry.

via Romanian kilowatt

StepLanguageWordMeaning
1Romaniankilowattkilowatt
2Frenchkilowattkilowatt
3Frenchkilo-kilo
4Ancient Greekχίλιοιthousand
5Proto-Hellenic*kʰehliyoithousand
6Proto-Indo-Europeanǵʰéslomthousand
7Proto-Indo-Europeansm̥-one; with, together
8Proto-Indo-Europeansem-together, one

via Romanian oră

StepLanguageWordMeaning
1Romanianorăhour
2Latinhōrahour
3Ancient Greekὥραany defined period of time; season; climate
4Proto-Hellenic*worā—
5Proto-Indo-Europeanwēr-true
6Proto-Indo-Europeanwer-to burn; to cover, heed, notice; squirrel
Every word from Proto-Indo-European sem- →Every word from French kilo- →Every word from Proto-Indo-European sm̥- →