Where does “rainbow” come from?

Rainbow comes from Middle English reinbowe, from Old English reġnboga, from Proto-Germanic regnabugô, ultimately combining Proto-Germanic bugô and Proto-Indo-European roots reǵ- and bʰewgʰ-.

rainbow (English): A multicoloured arch in the sky, produced by...

Definitions

  1. A multicoloured arch in the sky, produced by...

Ancestry of “rainbow”, step by step

rainbow traces back through 3 separate lines of ancestry.

via German Regenbogen

StepLanguageWordMeaning
1GermanRegenbogenrainbow
2Middle High Germanrëgenboge
3Old High Germanreginbogorainbow
4Proto-Germanicregnabugôrainbow
5Proto-Germanicbugôbow
6Proto-Indo-Europeanbʰugʰ-bow; arch
7Proto-Indo-Europeanbʰewgʰ-to bend; curve, arch

via Old French Rainbaut

StepLanguageWordMeaning
1Old FrenchRainbaut
2Proto-GermanicRaginabalþaz
3Proto-Germanicraginądecision, advice, counsel
4Proto-Indo-EuropeanHrokéno-
5Proto-Indo-EuropeanHrok-

via Middle English reynbowe

StepLanguageWordMeaning
1Middle Englishreynbowerainbow multicoloured arch created by the reflection of rain
2Old Englishreġnbogarainbow

Words derived from “rainbow

Every word from Proto-Indo-European bʰewgʰ-