Where does “železná opona” come from?

železná opona (Czech) comes from Czech železný, from Proto-Slavic *želězьnъ.

železná opona (Czech): Iron Curtain; iron curtain

Definitions

  1. Iron Curtain; iron curtain

Ancestry of “železná opona”, step by step

železná opona traces back through two separate lines of ancestry.

via Czech železný

StepLanguageWordMeaning
1Czechželeznýiron
2Proto-Slavic*želězьnъ—

via Czech opona

StepLanguageWordMeaning
1Czechoponacurtain
2Proto-Slavic*obponacurtain
Every word from Proto-Slavic *želězьnъ →Every word from Czech železný →