The story
- Russian · borrowed fromосетра́“of sturgeon”
- English todayosetra
From Russian осетра́ (osetrá, “of sturgeon”, genitive of осётр (osjótr, “surgeon”)), from the phrase икра́ осетра́ (ikrá osetrá, “caviar of sturgeon”)
Etymology from Wiktionary, CC BY-SA 4.0.