Where does “раскрытие” come from?

раскрытие (Russian) comes from Russian раскры́ть, from Russian рас-, from Russian раз-, from Old East Slavic роз-, from Proto-Slavic orz- — dis-.

раскрытие (Russian): opening

Definitions

  1. opening

Ancestry of “раскрытие”, step by step

StepLanguageWordMeaning
1Russianраскры́тьto open
2Russianрас-Alternative form of раз-
3Russianраз-asunder, apart; dis-, di-, un-; enlarged action
4Old East Slavicроз-—
5Proto-Slavicorz-dis-
Every word from Proto-Slavic orz- →Every word from Russian раз- →Every word from Russian рас- →