RAB, an island in the northern Adriatic, between the islands of Krk and Pag; area 93.6 sq km; population 9,205 (length 22 km). It consists mainly of limestone forming two elevated plains; the peak Kamenjak (408 m) rises in the northeast, and Kalifront (92 m) in the southwest. The Lopar peninsula is situated to the northeast, between the Lopar Bay and the Crnika Bay.