Where does “бриллиантовый жук” come from?

бриллиантовый жук (Russian) comes from Russian бриллиа́нтовый, from Russian -о́вый, from Old East Slavic -овъ, from Proto-Slavic -ovъ — of, belonging to.

бриллиантовый жук (Russian): Entimus imperialis, a species of highly iridescent weevil

Definitions

  1. Entimus imperialis, a species of highly iridescent weevil

Ancestry of “бриллиантовый жук”, step by step

бриллиантовый жук traces back through two separate lines of ancestry.

via Russian бриллиа́нтовый

StepLanguageWordMeaning
1Russianбриллиа́нтовыйdiamond
2Russian-о́выйused to form adjectives from nouns, often
3Old East Slavic-овъ
4Proto-Slavic-ovъof, belonging to

via Russian жук

StepLanguageWordMeaning
1Russianжукbeetle; rogue, crook
2Proto-Slavicžukъbeetle
Every word from Proto-Slavic -ovъEvery word from Russian -о́выйEvery word from Old East Slavic -овъ