Where does “сре́дний” come from?

сре́дний (Russian) comes from Old Church Slavonic срѣдьнъ, from Proto-Slavic serdьnъ, from Proto-Slavic serda, from Proto-Balto-Slavic śerd-, from Proto-Indo-European ḱerd- — heart.

сре́дний (Russian): middle

Definitions

  1. middle

Ancestry of “сре́дний”, step by step

StepLanguageWordMeaning
1Old Church Slavonicсрѣдьнъ—
2Proto-Slavicserdьnъmiddle, central
3Proto-Slavicserdamiddle; Wednesday
4Proto-Balto-Slavicśerd-—
5Proto-Indo-Europeanḱerd-heart

Words derived from “сре́дний”

Every word from Proto-Indo-European ḱerd- →Every word from Proto-Balto-Slavic śerd- →Every word from Proto-Slavic serda →