Where does “опосредовать” come from?

опосредовать (Russian) comes from Russian посреди́, from Russian среди, from Proto-Slavic *serdъ, from Proto-Balto-Slavic śerd-, from Proto-Indo-European ḱerd- — heart.

опосредовать (Russian): to mediate

Definitions

  1. to mediate

Ancestry of “опосредовать”, step by step

StepLanguageWordMeaning
1Russianпосреди́in the middle of, in the midst of
2Russianсредиamong, in the midst of
3Proto-Slavic*serdъ—
4Proto-Balto-Slavicśerd-—
5Proto-Indo-Europeanḱerd-heart
Every word from Proto-Indo-European ḱerd- →Every word from Proto-Balto-Slavic śerd- →Every word from Proto-Slavic *serdъ →