Where does “яйцо” come from?

яйцо (Belarusian) comes from Old East Slavic ꙗице, from Proto-Slavic ajьce, from Proto-Slavic ȃje, from Proto-Balto-Slavic *ṓjan, from Proto-Indo-European h₂ōwyóm, from Proto-Indo-European h₂éwis — bird.

яйцо (Belarusian): egg; ovum; testicle, ball

Definitions

  1. egg; ovum; testicle, ball

Ancestry of “яйцо”, step by step

StepLanguageWordMeaning
1Old East Slavicꙗицеegg
2Proto-Slavicajьceegg
3Proto-Slavicȃjeegg amniote embryo with protective shell
4Proto-Balto-Slavic*ṓjanegg
5Proto-Indo-Europeanh₂ōwyómegg
6Proto-Indo-Europeanh₂éwisbird
Every word from Proto-Indo-European h₂éwis →Every word from Proto-Indo-European h₂ōwyóm →Every word from Proto-Balto-Slavic *ṓjan →
яйцо — Etymology, Origin & Word History | Etymology Explorer