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Muallaqat

(Encyclopedia)Muallaqat mo͞oälˌäkätˈ [key], Pre-Islamic Arabic anthology compiled by the scholar Hammad al Rawiya (d. c.775). comprised of poems that were written in gold letters and hung on the walls of the ...

Leighton, Frederick Leighton, Baron

(Encyclopedia)Leighton, Frederick Leighton, Baron lāˈtən [key], 1830–96, English painter and sculptor. He studied in Florence. His first exhibited picture, which showed Cimabue's Madonna being carried through ...

composition, in art

(Encyclopedia)composition, in art, the organization of forms and colors within the work of art. In traditional sculpture this means the arrangement of masses and planes. In representational painting it means the gr...

Aksakov, Sergei Timofeyevich

(Encyclopedia)Aksakov, Sergei Timofeyevich äksäˈkôf [key], 1791–1859, Russian writer, known for his nostalgic descriptions of the Orenburg region. Aksakov's chief work is Family Chronicle (1856, tr. 1924), a...

Fischer, Fritz

(Encyclopedia)Fischer, Fritz, 1908–99, German historian. Appointed professor at the Univ. of Hamburg in 1948 (emeritus after 1973), he became famous as the result of his book Griff nach der Weltmacht (1961; tr. G...

Tanguy, Yves

(Encyclopedia)Tanguy, Yves ēv täNgēˈ [key], 1900–1955, French surrealist painter. At first a merchant seaman, he saw a picture by Chirico in 1923 and instantly decided to take up painting. He created vast ima...

Castillejo, Cristóbal de

(Encyclopedia)Castillejo, Cristóbal de krēstōˈbäl dā kästēlyāˈhō [key], c.1490–1550, Spanish poet of the Renaissance. As secretary to the king of Bohemia, Castillejo visited Vienna and other European c...

Lewis, Sinclair

(Encyclopedia)Lewis, Sinclair, 1885–1951, American novelist, b. Sauk Centre, Minn., grad. Yale Univ., 1908. Probably the greatest satirist of his era, Lewis wrote novels that present a devastating picture of midd...

Lenz's law

(Encyclopedia)Lenz's law, physical law, discovered by the German scientist H. F. E. Lenz in 1834, that states that the electromotive force (emf) induced in a conductor moving perpendicular to a magnetic field tends...

ratchet and pawl

(Encyclopedia)ratchet and pawl, mechanical device that permits motion in one direction only. The ratchet is usually a wheel with slanting teeth. The pawl is a lever tangential to the wheel with one end resting on t...