Where does “ледниковый” come from?

ледниковый (Russian) comes from Russian ледни́к, from Russian лёд, from Old East Slavic ледъ, from Proto-Slavic lȇdъ, from Proto-Balto-Slavic ledús, from Proto-Indo-European ledʰ-u-s, from Proto-Indo-European ledʰ- — ice.

ледниковый (Russian): glacier; glacial

Definitions

  1. glacier; glacial

Ancestry of “ледниковый”, step by step

StepLanguageWordMeaning
1Russianледни́кglacier
2Russianлёдice
3Old East Slavicледъice
4Proto-Slaviclȇdъice
5Proto-Balto-Slavicledúswater in frozen form; ice
6Proto-Indo-Europeanledʰ-u-s—
7Proto-Indo-Europeanledʰ-ice
Every word from Proto-Indo-European ledʰ- →Every word from Proto-Indo-European ledʰ-u-s →Every word from Proto-Balto-Slavic ledús →