Where does “ультразвук” come from?

ультразвук (Russian) comes from Russian звук, from Proto-Slavic zvǫkъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

ультразвук (Russian): ultrasound

Definitions

  1. ultrasound

Ancestry of “ультразвук”, step by step

StepLanguageWordMeaning
1Russianзвукsound
2Proto-Slaviczvǫkъsound
3Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
4Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kos →Every word from Proto-Slavic -kъ →Every word from Proto-Slavic zvǫkъ →