Where does “protiatomový” come from?

protiatomový (Czech) comes from Czech proti-, from Czech proti, from Serbo-Croatian protiv, from Proto-Slavic protivъ — contrary, against.

protiatomový (Czech): antinuclear serving as protection from nuclear devices

Definitions

  1. antinuclear serving as protection from nuclear devices

Ancestry of “protiatomový”, step by step

StepLanguageWordMeaning
1Czechproti-anti-, counter-, opposite
2Czechproticon; against; opposite
3Serbo-Croatianprotivagainst
4Proto-Slavicprotivъcontrary, against
Every word from Proto-Slavic protivъ →Every word from Czech proti- →Every word from Serbo-Croatian protiv →