Where does “sundial” come from?

sundial (English) comes from English dial, from Middle English diall, from Middle French dyal, from Latin diālis, from Latin diēs, from Proto-Italic djēm, from Proto-Italic *djous, from Proto-Indo-European dyḗws — to be bright; sky, heaven.

sundial (English): A device measuring the time of day by the...

Definitions

  1. A device measuring the time of day by the...

Ancestry of “sundial”, step by step

sundial traces back through two separate lines of ancestry.

via English dial

StepLanguageWordMeaning
1EnglishdialA graduated, circular scale over which a needle...
2Middle EnglishdiallA pointer on a dial; A timekeeping instrument,...
3Middle Frenchdyal—
4LatindiālisOf or belonging to the god Jupiter
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 English Sun

StepLanguageWordMeaning
1EnglishSunAbbreviation of Sunday
2Middle EnglishsunneAlternative form of sonne; sun
3Old Englishsunnesun
4Proto-West Germanicsunnāsun
5Proto-Germanicsunnǭthe sun
6Proto-Indo-Europeansh̥₂uénsun; the Sun
7Proto-Indo-Europeansóh₂wl̥sun
Every word from Proto-Indo-European dyew- →Every word from Proto-Indo-European dyéws →Every word from Proto-Indo-European dyḗws →