Where does “увлажнение” come from?

увлажнение (Russian) comes from Russian увлажни́ть, from Russian вла́жный, from Russian вла́га, from Old Church Slavonic влага, from Proto-Slavic volga, from Proto-Balto-Slavic wálˀgāˀ, from Proto-Indo-European wolg-eh₂, from Proto-Indo-European welg- — wet, damp.

увлажнение (Russian): moisturization, humidification, hydration;...

Definitions

  1. moisturization, humidification, hydration;...

Ancestry of “увлажнение”, step by step

StepLanguageWordMeaning
1Russianувлажни́тьto moisten, to damp, to wet
2Russianвла́жныйhumid, moist, damp
3Russianвла́гаmoisture
4Old Church Slavonicвлагаmoisture
5Proto-Slavicvolgamoisture
6Proto-Balto-Slavicwálˀgāˀ—
7Proto-Indo-Europeanwolg-eh₂—
8Proto-Indo-Europeanwelg-wet, damp
Every word from Proto-Indo-European welg- →Every word from Proto-Indo-European wolg-eh₂ →Every word from Proto-Balto-Slavic wálˀgāˀ →