Where does “kilogray” come from?

kilogray (English) comes from English kilo-, 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.

kilogray (English): An SI unit of absorbed energy from ionizing...

Definitions

  1. An SI unit of absorbed energy from ionizing...

Ancestry of “kilogray”, step by step

StepLanguageWordMeaning
1Englishkilo-API; In the International System of Units and...
2Frenchkilo-kilo
3Ancient Greekχίλιοιthousand
4Proto-Hellenic*kʰehliyoithousand
5Proto-Indo-Europeanǵʰéslomthousand
6Proto-Indo-Europeansm̥-one; with, together
7Proto-Indo-Europeansem-together, one
Every word from Proto-Indo-European sem- →Every word from French kilo- →Every word from Proto-Indo-European sm̥- →