Where does “рёберный” come from?

рёберный (Russian) comes from Russian ребро, from Old East Slavic ребро, from Proto-Slavic rebrò, from Proto-Balto-Slavic *rébran, from Proto-Indo-European h₁rebʰ- — to cover, to roof; rib.

рёберный (Russian): rib, costal

Definitions

  1. rib, costal

Ancestry of “рёберный”, step by step

StepLanguageWordMeaning
1Russianреброrib; edge, verge, arc; roentgenizdat; music...
2Old East Slavicребро—
3Proto-Slavicrebròrib
4Proto-Balto-Slavic*rébranrib
5Proto-Indo-Europeanh₁rebʰ-to cover, to roof; rib
Every word from Proto-Indo-European h₁rebʰ- →Every word from Proto-Balto-Slavic *rébran →Every word from Proto-Slavic rebrò →