noun which may take the genitive case particle 'no'
urbane; sophisticated; refined
Describes a person, manner, or atmosphere that is polished, worldly, and elegantly sophisticated. Often used in literary or formal contexts.
彼のアーベインな物腰は、誰からも好かれる。
His urbane manner is liked by everyone.
そのホテルのラウンジはアーベインな雰囲気に包まれていた。
The hotel lounge was filled with a sophisticated atmosphere.