O ‧ man /əʊˈmɑːn/ BrE AmE
a country in the Middle East, southeast of Saudi Arabia and northeast of Yemen. Population: 3,311,640 (2008). Capital: Muscat. Oman is a ↑ sultanate (=(=a country ruled by a ↑ sultan ) . Its people are Muslims, and its main product is oil.
—Omani noun , adjective