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beryl

(Encyclopedia)beryl bĕrˈĭl [key], mineral, a silicate of beryllium and aluminum, Be3Al2Si6O18, extremely hard, occurring in hexagonal crystals that may be of enormous size and are usually white, yellow, green, b...

Zimbalist, Efrem

(Encyclopedia)Zimbalist, Efrem ĕˈfrəm zĭmˈbəlĭst [key], 1889–1985, Russian-American violinist. Zimbalist was a pupil of Leopold Auer at the St. Petersburg Conservatory. He made his debut in Berlin in 1907,...

Suttner, Bertha (Gräfin Kinsky), Freifrau von

(Encyclopedia)Suttner, Bertha (Gräfin Kinsky), Freifrau von bĕrˈtä, grāfˈĭn kĭnsˈkē, frīˈfrou fən zo͝otˈnər [key], 1843–1914, Austrian novelist, known chiefly as an ardent pacifist. Her pacifist n...

Tarik ibn Ziyad

(Encyclopedia)Tarik ibn Ziyad täˈrĭk [key], fl. 711, Berber leader of the Muslim invaders of Spain. When the heirs of the Visigothic king, Witiza, requested help from the Moors of N Africa against the usurper Ro...

Trudeau, Edward Livingston

(Encyclopedia)Trudeau, Edward Livingston tro͞oˈdō [key], 1848–1915, American physician, b. New York City, M.D. Columbia, 1871. As a result of taking care of his brother, who had tuberculosis, he developed the ...

Union League Clubs

(Encyclopedia)Union League Clubs, in U.S. history, organizations formed throughout the North in the Civil War after the military defeats and Republican election losses of 1862. A convention at Cleveland (May, 1863)...

Casal, Julián del

(Encyclopedia)Casal, Julián del ho͞olyänˈ dĕl käsälˈ [key], 1863–93, Cuban poet, b. Havana. A friend of Rubén Darío, Casal became a leader in modernismo. He was greatly influenced by the French Parnassi...

juvenile delinquency

(Encyclopedia)juvenile delinquency, legal term for behavior of children and adolescents that in adults would be judged criminal under law. In the United States, definitions and age limits of juveniles vary, the max...

National Recovery Administration

(Encyclopedia)National Recovery Administration (NRA), in U.S. history, administrative bureau established under the National Industrial Recovery Act of 1933. In response to President Franklin Delano Roosevelt's cong...

Malcolm X

(Encyclopedia)Malcolm X, 1925–65, militant black leader in the United States, also known as El-Hajj Malik El-Shabazz, b. Malcolm Little in Omaha, Neb. A petty crimi...