Where does “diurnality” come from?

diurnality (English) comes from English diurnal, from Latin diurnālis, from Latin diurnus, from Latin diēs, from Proto-Italic djēm, from Proto-Italic *djous, from Proto-Indo-European dyḗws, from Proto-Indo-European dyéws — to be bright; sky, heaven.

diurnality (English): The condition or habit of being active during the...

Definitions

  1. The condition or habit of being active during the...

Ancestry of “diurnality”, step by step

diurnality traces back through two separate lines of ancestry.

via English diurnal

StepLanguageWordMeaning
1EnglishdiurnalHappening or occurring during daylight, or...
2Latindiurnālisdiurnal of the day; that takes place during the day
3Latindiurnusof the day; daily; day
4LatindiēsA day, particularly
5Proto-Italicdjēmaccusative singular of *djous
6Proto-Italic*djous
7Proto-Indo-Europeandyḗwssky, heaven; sky god
8Proto-Indo-Europeandyéwssky, heaven
9Proto-Indo-Europeandyew-to be bright; sky, heaven

via English ity

StepLanguageWordMeaning
1Englishity
2Ingrian-uUsed to form nouns from verbs
Every word from Proto-Indo-European dyew-Every word from Proto-Indo-European dyéwsEvery word from Proto-Indo-European dyḗws