Where does “ultrazvukový” come from?

ultrazvukový (Czech) comes from Czech ultrazvuk, from Czech zvuk, from Old Czech zvuk, from Proto-Slavic zvǫkъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

ultrazvukový (Czech): ultrasound; ultrasonic

Definitions

  1. ultrasound; ultrasonic

Ancestry of “ultrazvukový”, step by step

StepLanguageWordMeaning
1Czechultrazvukultrasound
2Czechzvuksound
3Old Czechzvuksound
4Proto-Slaviczvǫkъsound
5Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
6Proto-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 →