Where does “diatermia” come from?

diatermia (Italian) comes from Italian dia, from Vulgar Latin dia, from Latin diēs, from Proto-Italic djēm, from Proto-Italic *djous, from Proto-Indo-European dyḗws, from Proto-Indo-European dyéws, from Proto-Indo-European dyew- — to be bright; sky, heaven.

diatermia (Italian): diathermy

Definitions

  1. diathermy

Ancestry of “diatermia”, step by step

diatermia traces back through two separate lines of ancestry.

via Italian dia

StepLanguageWordMeaning
1Italiandiafeminine singular of dio; inflection of dare: ##...
2Vulgar Latindiainflection of dius: ## nominative/vocative...
3LatindiēsA day, particularly
4Proto-Italicdjēmaccusative singular of *djous
5Proto-Italic*djous
6Proto-Indo-Europeandyḗwssky, heaven; sky god
7Proto-Indo-Europeandyéwssky, heaven
8Proto-Indo-Europeandyew-to be bright; sky, heaven

via Italian termia

StepLanguageWordMeaning
1Italiantermia
Every word from Proto-Indo-European dyew-Every word from Proto-Indo-European dyéwsEvery word from Proto-Indo-European dyḗws