Save Type Surname (from nickname) Gender Masculine Usage Russian Scripts Основин(Russian) Pronounced Pron. /ɐs.ˈno.vʲɪn/, /ɐs.nɐ.ˈvʲin/ [key·simplify] Other Forms FormsFeminine form: Osnovina (Основина) Meaning & History Derived from Russian word основной, meaning "main."