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Washington, Booker Taliaferro

(Encyclopedia)Washington, Booker Taliaferro, 1856–1915, American educator, b. Franklin co., Va. Washington was born into slavery; his mother was a mulatto slave on a plantation, his father a white man whom he nev...

fan

(Encyclopedia)fan, device for agitating air or gases or moving them from one location to another. Mechanical fans with revolving blades are used for ventilation, in manufacturing, in winnowing grain, to remove dust...

volleyball

(Encyclopedia)volleyball, outdoor or indoor ball and net game played on a level court. An upright net, 3 ft (or 1 m) high, the top of which stands 8 ft (2.43 m) from the ground for men, 7 ft 4 1/8 in (2.24 m) for w...

nearsightedness

(Encyclopedia)nearsightedness or myopia, defect of vision in which far objects appear blurred but near objects are seen clearly. Because the eyeball is too long or the refractive power of the eye's lens is too stro...

Norfolk, Thomas Howard, 4th duke of

(Encyclopedia)Norfolk, Thomas Howard, 4th duke of, 1536–72, English nobleman, son of Henry Howard, earl of Surrey. He succeeded his grandfather, the 3d duke, in 1554. He was favored by Queen Elizabeth I, although...

tomahawk

(Encyclopedia)tomahawk [from an Algonquian dialect of Virginia], hatchet generally used by Native North Americans as a hand weapon and as a missile. The earliest tomahawks were made of stone, with one edge or two e...

tragacanth

(Encyclopedia)tragacanth trăgˈəkănth [key] or gum tragacanth, gummy exudation from the leguminous shrub Astragalus gummifer and related pulse family plants of SE Europe and W Asia. It is obtained through incisi...

Unabomber

(Encyclopedia)Unabomber or Unabomer both: yo͞oˈnəbŏmˌər [key], name given by the FBI to the elusive perpetrator of a series of bombings (1975–95) in the United States that killed 3 and wounded 23. The targe...

valve

(Encyclopedia)valve, device for controlling the flow of fluids (liquids and gases). Valves vary in construction and size depending upon their function. Some are classified according to their method of operation or ...

Fonda, Peter

(Encyclopedia)Fonda, Peter, 1939–2019, American actor. The son of Henry Fonda and brother of Jane Fonda, he made his screen debut in a forgettable 1963 feature. Several movies later he co-wrote and starred in the...