Where does “intraday” come from?
Intraday comes from English day combined with the prefix intra-, from Latin intra meaning "within," ultimately derived from Proto-Indo-European dʰegʷʰ-.
intraday (English): occurring during a single day
Definitions
- occurring during a single day
Ancestry of “intraday”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | Day | — |
| 2 | Middle English | day | day; daylight, sunlight; epoch, age, period |
| 3 | Old English | dæġ | day, daytime |
| 4 | Proto-West Germanic | dag | day |
| 5 | Proto-Germanic | dagaz | day; name of the D-rune |
| 6 | Proto-Indo-European | dʰegʷʰ- | to burn; warm, hot |