Where does “отопительный” come from?

отопительный (Russian) comes from Russian отопи́ть, from Russian о-, from Proto-Slavic o(b), from Proto-Balto-Slavic ab, from Proto-Indo-European h₃ebʰi.

отопительный (Russian): heating

Definitions

  1. heating

Ancestry of “отопительный”, step by step

StepLanguageWordMeaning
1Russianотопи́тьto heat (e.g. a building)
2Russianо-prefix added to adjectives or nouns to produce...
3Proto-Slavico(b)around, about; concerning; against, on
4Proto-Balto-Slavicab—
5Proto-Indo-Europeanh₃ebʰi—
Every word from Proto-Indo-European h₃ebʰi →Every word from Russian о- →Every word from Proto-Balto-Slavic ab →
отопительный — Etymology, Origin & Word History | Etymology Explorer