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Angelou, Maya

(Encyclopedia)Angelou, Maya mīˈə ănˈjəlo͞o [key], 1928–2014, African-American writer and performer, b. St. Louis, Mo., as Marguerite Johnson. She toured Europe and Africa in the musical Porgy and Bess (195...

Masefield, John

(Encyclopedia)Masefield, John mās– [key], 1878–1967, English poet. He went to sea as a youth and later spent several years in the United States. In 1897 he returned to England and was on the staff of the Manch...

West Nile virus

(Encyclopedia)West Nile virus, microorganism and the infection resulting from it, which typically produces no symptoms or a flulike condition. The virus is a flavivirus and is related to a number of viruses that ca...

swift

(Encyclopedia)swift, common name for small, swallowlike birds related to the hummingbird and found all over the world, chiefly in the tropics. They range in size from 6 to 12 in. (15–30 cm) in length. Swifts have...

stork

(Encyclopedia)stork, common name for members of a family of long-legged wading birds. The storks are related to the herons and ibises and are found in most of the warmer parts of the world. Storks have long, broad,...

stealth technology

(Encyclopedia)stealth technology, designs and materials engineered for the military purpose of avoiding detection by radar or any other electronic system. Stealth, or antidetection, technology is applied to vehicle...

Quebec campaign

(Encyclopedia)Quebec campaign, 1775–76, of the American Revolution. The Continental Congress decided to send an expedition to Canada to protect the northern frontier from British attack and to persuade Canada to ...

rhythm, biological

(Encyclopedia)rhythm, biological, or biorhythm, cyclic pattern of physiological changes or changes in activity in living organisms, most often synchronized with daily, monthly, or annual cyclical changes in the env...

oxpecker

(Encyclopedia)oxpecker, common name for an African starling of the genus Buphagus. Also known as tickbirds, oxpeckers have very short legs and sharp claws, which aid them in perching on the backs of large mammals, ...

Henderson

(Encyclopedia)Henderson. 1 City (2020 pop. 27,801), seat of Henderson co., NW Ky., on the Ohio River, in an oil, coal, tobacco, corn, and livestock area; founded ...