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dark horse

(Encyclopedia)dark horse, in U.S. politics, a person unexpectedly chosen by a major party as a candidate for public office, especially for the presidency. A presidential dark horse is usually chosen at a party nati...

Przewalski's horse

(Encyclopedia)Przewalski's horse pshəvälˈskēz [key], wild horse of Asia, Equus przewalski, E. ferus przewalski, or E. caballus przewalski, the only extant wild horse that, in the purebred state, is not descende...

pinto horse

(Encyclopedia)pinto horse, American light horse, characterized by large, irregular color markings—most commonly black (or dark) and white. Horses of this pattern, known regionally as “paints” [Span. pinto=pai...

Appaloosa horse

(Encyclopedia)Appaloosa horse ăpˌəlo͞oˈsə [key], breed of light horse developed in the United States by the Nez Percé of Idaho from a horse that originated in Asia and was popular in Europe during the Middle...

Shetland pony

(Encyclopedia)Shetland pony, smallest breed of horse, originating in the Shetland Islands some 200 mi (322 km) N of Scotland. The Shetland resembles a miniature draft horse and has long been used for working purpos...

Horsehead Nebula

(Encyclopedia)Horsehead Nebula, dark nebula located in the constellation Orion; designated IC 434 or B 33. It consists of a cloud of nonluminous interstellar matter resembling the outline of a horse's head and appe...

ass

(Encyclopedia)ass, hoofed, herbivorous mammal of the genus Equus, closely related to the horse. It is distinguished from the horse by its small size, large head, long ears, and small hooves. There are three living ...

Godden, Rumer

(Encyclopedia)Godden, Rumer (Margaret Rumer Godden) gŏdˈən [key], 1907–98, English novelist. Godden was highly praised for the subtlety of her characterization (particularly of children), the charm of her styl...

Dark Ages

(Encyclopedia)Dark Ages: see Middle Ages.

dark energy

(Encyclopedia)dark energy, repulsive force that opposes the self-attraction of matter (see gravitation) and causes the expansion of the universe to accelerate. The search for dark energy was triggered by the discov...
 

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