Where does “сердцевинный” come from?

сердцевинный (Russian) comes from Russian сердцевина, from Russian се́рдце, from Old East Slavic сьрдьце, from Proto-Slavic sьrdьce, from Proto-Balto-Slavic śirˀdís, from Proto-Indo-European ḱḗr — heart.

сердцевинный (Russian): core, kernel

Definitions

  1. core, kernel

Ancestry of “сердцевинный”, step by step

StepLanguageWordMeaning
1Russianсердцевинаcore, pith, heart; kernel
2Russianсе́рдцеheart
3Old East Slavicсьрдьцеheart
4Proto-Slavicsьrdьceheart
5Proto-Balto-Slavicśirˀdísheart
6Proto-Indo-Europeanḱḗrheart
Every word from Proto-Indo-European ḱḗr →Every word from Proto-Balto-Slavic śirˀdís →Every word from Proto-Slavic sьrdьce →