Where does “авиационный” come from?

авиационный (Russian) comes from Russian авиа́ция, from French aviation, from Latin avis, from English avifauna, from Latin fauna — animals.

авиационный (Russian): aviation, aircraft

Definitions

  1. aviation, aircraft

Ancestry of “авиационный”, step by step

StepLanguageWordMeaning
1Russianавиа́цияaviation
2Frenchaviationaviation
3Latinavisa bird; omen, portent; dative/ablative plural of...
4EnglishavifaunaThe birds, or all the kinds of birds, inhabiting...
5Latinfaunaanimals
Every word from Latin faunaEvery word from Latin avisEvery word from English avifauna