Where does “зрачок” come from?

зрачок (Russian) comes from Russian зрак, from Old Church Slavonic зракъ, from Proto-Slavic zorkъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

зрачок (Russian): pupil of the eye

Definitions

  1. pupil of the eye

Ancestry of “зрачок”, step by step

StepLanguageWordMeaning
1Russianзракlook, glance
2Old Church Slavonicзракъsight; look; form
3Proto-Slaviczorkъsunbeam; look, appearance
4Proto-Slavic-kъDeverbal, forms token nouns; From expressive or...
5Proto-Indo-European-kosCreates deadjectival and desubstantival...
Every word from Proto-Indo-European -kos →Every word from Proto-Slavic -kъ →Every word from Proto-Slavic zorkъ →