Where does “jednovaječný” come from?

jednovaječný (Czech) comes from Czech vejce, from Slovak vajce, from Proto-Slavic ajьce, from Proto-Slavic ȃje, from Proto-Balto-Slavic *ṓjan, from Proto-Indo-European h₂ōwyóm, from Proto-Indo-European h₂éwis — bird.

jednovaječný (Czech): monovular

Definitions

  1. monovular

Ancestry of “jednovaječný”, step by step

StepLanguageWordMeaning
1Czechvejceegg
2Slovakvajceegg; testicle
3Proto-Slavicajьceegg
4Proto-Slavicȃjeegg amniote embryo with protective shell
5Proto-Balto-Slavic*ṓjanegg
6Proto-Indo-Europeanh₂ōwyómegg
7Proto-Indo-Europeanh₂éwisbird
Every word from Proto-Indo-European h₂éwis →Every word from Proto-Indo-European h₂ōwyóm →Every word from Proto-Balto-Slavic *ṓjan →