Where does “поле́зный” come from?
поле́зный (Russian) comes from Russian по́льза, from Old Church Slavonic польза, from Proto-Slavic polьdza, from Proto-Slavic po, from Proto-Indo-European h₂pó, from Proto-Indo-European h₂epo — from, off, back; off, away; off, from.
поле́зный (Russian): useful, helpful, good, beneficial having a practical or beneficial use
Definitions
- useful, helpful, good, beneficial having a practical or beneficial use