proper noun/siˈlesja/
Silesia (a cultural region of Central Europe, now chiefly in Poland, with small portions in the Czech Republic and Germany, from early modernity until 1945 predominantly German-speaking with Slavic-speaking minorities (and local majorities))
Related: silesiano
Learned borrowing from Late Latin Silesia. Uncertain. Two theories are prominent: a relation to the Germanic Silingi tribe, whose name is attested in Ancient Greek Σιλίγγαι (Silíngai). Or, from Old Polish ślęg, śląg meaning "dampness, humidity, moisture."