Where does “dia” come from?

dia (Papiamentu) comes from Kabuverdianu dia, from Portuguese dia, from Old Portuguese dia, from Vulgar Latin dia, from Latin diēs, from Proto-Italic djēm, from Proto-Italic *djous, from Proto-Indo-European dyḗws — to be bright; sky, heaven.

dia (Papiamentu): day

Definitions

  1. day

Ancestry of “dia”, step by step

dia traces back through two separate lines of ancestry.

via Kabuverdianu dia

StepLanguageWordMeaning
1Kabuverdianudiaday
2Portuguesediaday; occurring on the specified day of the month
3Old Portuguesediaday
4Vulgar Latindiainflection of dius: ## nominative/vocative...
5LatindiēsA day, particularly
6Proto-Italicdjēmaccusative singular of *djous
7Proto-Italic*djous
8Proto-Indo-Europeandyḗwssky, heaven; sky god
9Proto-Indo-Europeandyéwssky, heaven
10Proto-Indo-Europeandyew-to be bright; sky, heaven

via Spanish día

StepLanguageWordMeaning
1Spanishdíaday; day, daytime
2EnglishdiaA language spoken in Sandaun Province, Papua New Guinea

Words derived from “dia

Every word from Proto-Indo-European dyew-Every word from Proto-Indo-European dyéwsEvery word from Proto-Indo-European dyḗws