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Zhivkov, Todor

(Encyclopedia)Zhivkov, Todor tôˈdôr zhĭvkôfˈ [key], 1911–98, Bulgarian political leader. A printer, and a Communist party member from 1932, he rose to prominence as a partisan leader during World War II and...

adenosine monophosphate

(Encyclopedia)adenosine monophosphate (AMP) ədĕnˈəsēn mŏnˌəfŏsˈfāt [key], organic compound composed of an adenine base, the sugar ribose, and one phosphate unit. AMP is one of the possible products of th...

white-collar workers

(Encyclopedia)white-collar workers, broad occupational grouping of workers engaged in nonmanual labor; frequently contrasted with blue-collar (manual) employees. American in origin, the term has close analogues in ...

Aha of Shabcha

(Encyclopedia)Aha of Shabcha äˈkhī [key], c.680–c.762, Babylonian rabbi. He settled (c.752) in Palestine after being passed over for appointment as head of the rabbinic academy of Pumbedita for political reaso...

Castile and León

(Encyclopedia)Castile and León –lāōnˈ [key], autonomous community, 36,381 sq mi (94,227 sq km), N central Spain, ...

Catawba, indigenous people of North America

(Encyclopedia)Catawba kətôˈbə [key], Native North Americans whose language belongs to the Siouan branch of the Hokan-Siouan linguistic stock (see Native American languages). They have for centuries occupied a r...

Abbey Theatre

(Encyclopedia)Abbey Theatre, Irish theatrical company devoted primarily to indigenous drama. W. B. Yeats was a leader in founding (1902) the Irish National Theatre Society with Lady Gregory, J. M. Synge, and A. E. ...

border terrier

(Encyclopedia)border terrier, breed of hardy, medium-sized terrier developed in the Border districts of N England in the 18th and 19th cent. It stands about 12 in. (30 cm) high at the shoulder and weighs from 131�...

Weed, Thurlow

(Encyclopedia)Weed, Thurlow thûrˈlō [key], 1797–1882, American journalist and political leader, b. Cairo, N.Y. After working on various newspapers in W New York, Weed joined the Rochester Telegraph and was inf...

Mayor, Michel Gustave Edward

(Encyclopedia)Mayor, Michel Gustave Edward, 1942–, Swiss astrophysicist, Ph.D. Univ. of Geneva, 1971. He spent his entire career at the Univ. of Geneva, retiring as professor emeritus in 2007. In 2019 Mayor and D...