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Abd al-Mumin

(Encyclopedia)Abd al-Mumin äbˌdäl-mŭˈmĭn [key], d. 1163, founder of the empire of the Almohads. He was the favorite of the Almohad religious reformer Ibn Tumart and became (1130) his successor. Even before hi...

Zanzibar, semiautonomous archipelago and island, Tanzania

(Encyclopedia)Zanzibar zănˈzĭbär, zănzĭbärˈ [key], semiautonomous archipelago (2012 pop. 1,303,569), Tanzania, E Africa, in the Indian Ocean c. 20 mi (32 km) off the mainland, consisting of the island of Za...

Hejaz

(Encyclopedia)Hejaz or Hedjaz both: hējăzˈ, hĕjäzˈ [key], region, c.150,000 sq mi (388,500 sq km), NW Saudi Arabia, on the Gulf of Aqaba and the Red Sea. Mecca is the chief city. Extending S to Asir, Hejaz is...

Jabir

(Encyclopedia)Jabir jēˈbər [key], fl. 8th cent., Arab alchemist and physician, originally named Jabir ibn Hayyan. He is believed to have lived at Kufa and at Baghdad. A great number of works on alchemy, many of ...

Nejd

(Encyclopedia)Nejd näjd [key], region, central Saudi Arabia. Riyadh, the country's capital and major city, is located there. The Nejd is a vast plateau from 2,500 to 5,000 ft (762–1,524 m) high. There is a chain...

Saud

(Encyclopedia)Saud (Saud bin Abd al-Aziz al-Saud) ĭˈbən abdäl äzēzˈ ĭˈbən säo͞odˈ [key], 1902–69, king of Saudi Arabia (1953–64), son of Ibn Saud, brother of Faisal. Saud, who had distinguished him...

Reza Shah Pahlevi

(Encyclopedia)Reza Shah Pahlevi rēˈzä shä päˈləvē [key], 1878–1944, shah of Iran (1925–41). He began his career as an army officer and gained a reputation for valor and leadership. He headed a coup in 1...

Faisal bin Abd al-Aziz al-Saud

(Encyclopedia)Faisal bin Abd al-Aziz al-Saud ĭˈbən abdäl äzēzˈ ĭˈbən säo͞odˈ fīˈsäl [key], 1905–75, king of Saudi Arabia (1964–75), son of Ibn Saud, brother of Saud. Faisal led several military ...

Avicenna

(Encyclopedia)Avicenna ăvĭsĕnˈə [key], Arabic Ibn Sina, 980–1037, Islamic philosopher and physician, of Persian origin, b. near Bukhara. He was the most renowned philosopher of medieval Islam and the most in...

Buyid

(Encyclopedia)Buyid bo͞oˈyĭd [key], Shiite Islamic dynasty of N Persian descent that controlled Iraq and Persia from c.945 to 1060; founded by the sons of Buyeh. In the 930s, Buyeh's sons (Ali, Hasan, and Ahmad)...