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Tolstoy, Leo, Count

(Encyclopedia)Tolstoy, Leo, Count, Rus. Lev Nikolayevich Tolstoi (lyĕf), 1828–1910, Russian novelist and philosopher, considered one of the world's greatest writers. About 1876 the doubts that had beset Tols...

Tolstoy, Aleksey Konstantinovich

(Encyclopedia)Tolstoy, Aleksey Konstantinovich tŏlˈstoi, Rus. əlyĭksyāˈ kənstəntyēˈnəvĭch təlstoiˈ [key], 1817–75, Russian poet, dramatist, and novelist. He was a distant cousin of Leo Tolstoy. Toge...

Tolstoy, Aleksey Nikolayevich

(Encyclopedia)Tolstoy, Aleksey Nikolayevich təlstoiˈ [key], 1883–1945, Russian writer. He was distantly related to Leo Tolstoy. Of aristocratic origin, he opposed the Bolsheviks in 1917 and emigrated to Wester...

Leo, in astronomy

(Encyclopedia)Leo [Lat.,=the lion], northern constellation lying S of Ursa Major and on the ecliptic (apparent path of the sun through the heavens) between Cancer and Virgo; it is one of the constellations of the z...

Caprivi, Leo, Graf von

(Encyclopedia)Caprivi, Leo, Graf von lāˈō gräf fən käprēˈvē [key], 1831–99, German chancellor, whose full name was Georg Leo, Graf von Caprivi de Caprara de Montecuculi. A former army officer and head of...

Leo Africanus

(Encyclopedia)Leo Africanus ăfrĭkāˈnəs [key], c.1465–1550, Moorish traveler in Africa and the Middle East. His Arabic name was Al-Hasan ibn Muhammad. Captured by pirates, he was sent as a slave to Pope Leo X...

Burnett, Leo

(Encyclopedia)Burnett, Leo bərnĕtˈ [key], 1891–1971, American advertising executive, b. St. Johns, Mich., grad. Univ. of Michigan (1914). He was a newspaper reporter and worked in advertising before moving to ...

Strauss, Leo

(Encyclopedia)Strauss, Leo, 1899–1973, American philosopher, b. Hesse, Germany. Strauss fled the Nazis and in 1938 came to the United States, where he taught at the New School in New York City (1938–48) and the...

blood count

(Encyclopedia)blood count, method for determining the number of red (erythrocytes) and white (leukocytes) blood cells in a certain volume of blood. This test can be used as a preliminary step in diagnosing some dis...

Slezak, Leo

(Encyclopedia)Slezak, Leo slāˈzäk [key], 1873–1946, Czech tenor, pupil of Jean de Reszke. After his debut as Lohengrin at Brno in 1896, he sang in Vienna, Berlin, and later at the Metropolitan Opera, New York ...