Where does “Thursday” come from?
Thursday (Middle English) comes from Old English þursdæġ, from Proto-Germanic *Þunras dag, from Latin dies iovis, 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.
Thursday (Middle English): Thursday
Ancestry of “Thursday”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old English | þursdæġ | — |
| 2 | Proto-Germanic | *Þunras dag | — |
| 3 | Latin | dies iovis | — |
| 4 | Latin | diēs | — |
| 5 | Proto-Italic | djēm | accusative singular of *djous |
| 6 | Proto-Italic | *djous | — |
| 7 | Proto-Indo-European | dyḗws | sky, heaven; sky god |
| 8 | Proto-Indo-European | dyéws | — |
| 9 | Proto-Indo-European | dyew- | to be bright; sky, heaven |
Words derived from “Thursday”