1. adjective /beləˈruːsiən/
2. noun /beləˈruːsiən/
a) The Slavic language spoken in Belarus (formerly called White Ruthenia or mistakenly White Russia).
b) A person from Belarus or of Belarusian descent.
Syn: Belarusan, Belarussian, Belorussian, Bielorussian, Byelorussian, White Russian, White Ruthenian
See Also: Belarus, White Russia, White Ruthenia
Wikipedia foundation.