Where does “отбойник” come from?

отбойник (Russian) comes from Russian отби́ть, from Russian бить, from Proto-Slavic bìti, from Proto-Balto-Slavic bī́ˀtei, from Proto-Indo-European bʰeyh₂- — to fear, be afraid; to strike, hit; to hew, cut.

отбойник (Russian): crash barrier

Definitions

  1. crash barrier

Ancestry of “отбойник”, step by step

StepLanguageWordMeaning
1Russianотби́тьto beat off (an attack; enemies), to repulse
2Russianбитьto beat; бить в ладо́ши ― bitʹ v ladóši ― to clap...
3Proto-Slavicbìtito beat
4Proto-Balto-Slavicbī́ˀteito beat
5Proto-Indo-Europeanbʰeyh₂-to fear, be afraid; to strike, hit; to hew, cut
Every word from Proto-Indo-European bʰeyh₂- →Every word from Proto-Balto-Slavic bī́ˀtei →Every word from Proto-Slavic bìti →