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Litani

(Encyclopedia)Litani, river, Lebanon: see Biqa, Al. ...

(Encyclopedia)Murad V, 1840–1904, Ottoman sultan (1876), son of Abd al-Majid. He came to the throne of the Ottoman Empire (Turkey) when his uncle, Abd al-Aziz, was deposed, but he was soon declared insane and was...

Medina, city, Saudi Arabia

(Encyclopedia)Medina mĭdēˈnə [key], Arabic Medinat an-Nabi [city of the Prophet] or Madinat Rasul Allah [city of the apostle of Allah], city (1993 pop. 608,226), Hejaz, W Saudi Arabia. It is situated c.110 mi (...

Qattara Depression

(Encyclopedia)Qattara Depression mo͝ongkhäfädˈ äl-kät-täräˈ [key], desert basin, c.7,000 sq mi (18,130 sq km), NW Egypt, NE Africa, in the Libyan Desert. It was long believed to be the lowest point (436 ft...

Idrisi

(Encyclopedia)Idrisi ĕ– [key], in full Abu Abdallah Muhammad Ibn Muhammad Ibn Abdallah Ibn Idris Al-Hammudi Al-Hasani Al-Idrisi, b. 1099?, d. after 1154, Arab geographer, b. Ceuta. He traveled in Europe, Asia Mi...

Mansur, al-, 914–1002, Moorish regent of Córdoba

(Encyclopedia)Mansur, al- (Muhammad ibn Abi-Amir al-Mansur billah), 914–1002, Moorish regent of Córdoba, known in Spanish as Almanzor. He became steward to Princess Subh, wife of the caliph Hakim II, and under h...

Midhat Pasha

(Encyclopedia)Midhat Pasha mĭdhätˈ päshäˈ [key], 1822–83, Turkish politician. As governor of Bulgaria he succeeded within the few years of his tenure (1864–69) in raising the country from misery to relati...

Faiyum, El

(Encyclopedia)Faiyum, El fīyo͞omˈ [key], region, coextensive with El Faiyum governorate, N Egypt, W of the Nile River, a depression (entirely below sea level) in the Libyan (or Western) Desert. It is an irrigat...

amphoterism

(Encyclopedia)amphoterism ămˌfətĕrˈĭzm [key], in chemistry, the property of certain substances of acting either as acids or as bases depending on the reaction in which they are involved. Many hydroxide compou...