Where does “морская змея” come from?

морская змея (Russian) comes from Russian змея́, from Proto-Slavic zmьja, from Proto-Indo-European dʰéǵʰōm, from Proto-Indo-European -ōm, from Proto-Indo-European -mi.

морская змея (Russian): sea snake

Definitions

  1. sea snake

Ancestry of “морская змея”, step by step

морская змея traces back through two separate lines of ancestry.

via Russian змея́

StepLanguageWordMeaning
1Russianзмея́snake, serpent
2Proto-Slaviczmьjasnake
3Proto-Indo-Europeandʰéǵʰōmearth
4Proto-Indo-European-ōmemphatic suffix or postpositive particle
5Proto-Indo-European-mi

via Russian морско́й

StepLanguageWordMeaning
1Russianморско́йsea
Every word from Proto-Indo-European -miEvery word from Proto-Indo-European -ōmEvery word from Proto-Indo-European dʰéǵʰōm