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minstrel show

(Encyclopedia)minstrel show, stage entertainment by white performers made up as blacks. Thomas Dartmouth Rice, who gave (c.1828) the first solo performance in blackface and introduced the song-and-dance act Jim Cro...

magnetic pole

(Encyclopedia)magnetic pole, the two roughly opposite ends of the planet where the earth's magnetic intensity is the greatest, as the north and south magnetic poles. For the magnetic north, it is the direction from...

Toland, John

(Encyclopedia)Toland, John tōˈlənd [key], 1670–1722, British deist, b. Ireland. Brought up a Roman Catholic, Toland became a Protestant at 16. He studied at Glasgow, Edinburgh, and Leiden and after 1694 lived ...

Verne, Jules

(Encyclopedia)Verne, Jules vûrn; zhül vĕrn [key], 1828–1905, French novelist, originator of modern science fiction. After completing his studies at the Nantes lycée, he went to Paris to study law. He early be...

differential

(Encyclopedia)differential, in the automobile, a set of gears used on the driving (usually rear) axle. The two wheels on the driving axle must be interconnected in order to receive their energy from the same source...

horology

(Encyclopedia)horology hōrŏlˈəjē [key], science of measuring time and technology of constructing instruments for its measurement or recording. Early measurements of the passage of time were based on observatio...

Halley, Edmond

(Encyclopedia)Halley, Edmond hălˈē, hôˈlē [key], 1656–1742, English astronomer and mathematician. He is particularly noted as the first astronomer to predict the return of a comet and the first to point out...

Streep, Meryl

(Encyclopedia)Streep, Meryl, 1949–, American actress, b. Summit, N.J., as Mary Louise Streep. She attended Yale Drama School and appeared in many Broadway and off-Broadway productions during the early 1970s. Movi...

Monaco

(Encyclopedia)CE5 Monaco mŏnˈəkō, mōnäˈkō, Fr. mônäkōˈ [key], officially Principality of Monaco, independent principality (2015 est. pop. 38,000), c.370 acres (150 hectares), on the Mediterranean Sea...

Aristotle

(Encyclopedia)Aristotle ărˌĭstŏtˈəl [key], 384–322 b.c., Greek philosopher, b. Stagira. He is sometimes called the Stagirite. After the decline of Rome, Aristotle's work was lost in the West. However, in ...