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Duhem, Pierre Maurice Marie

(Encyclopedia)Duhem, Pierre Maurice Marie pyĕr mōrēsˈ märēˈ düĕmˈ [key], 1861–1916, French physicist and philosopher and historian of science. After studying at the École Normale Supérieure he taught ...

Danelaw

(Encyclopedia)Danelaw dānˈlôˌ [key], originally the body of law that prevailed in the part of England occupied by the Danes after the treaty of King Alfred with Guthrum in 886. It soon came to mean also the are...

creole language

(Encyclopedia)creole language krēōlˈ [key], any language that began as a pidgin but was later adopted as the mother tongue by a people in place of the original mother tongue or tongues. Examples are the Gullah o...

Clark, Tom Campbell

(Encyclopedia)Clark, Tom Campbell, 1899–1977, U.S. attorney general (1945–49), associate justice of the U.S. Supreme Court (1949–67), b. Dallas, Tex.; father of Ramsey Clark. He received his law degree from t...

second

(Encyclopedia)second, abbr. sec or s, fundamental unit of time in all systems of measurement. In practical terms, the second is 1/60 of a minute, 1/3,600 of an hour, or 1/86,400 of a day. Since the length of the da...

Pisistratus

(Encyclopedia)Pisistratus pīsĭsˈtrətəs [key], 605?–527 b.c., Greek statesman, tyrant of Athens. His power was founded on the cohesion of the rural citizens, whom he consolidated with farseeing land laws. His...

Sancroft, William

(Encyclopedia)Sancroft, William săngˈkrôft [key], 1617–93, English prelate, archbishop of Canterbury. His opposition to Calvinist doctrine caused him to remain abroad during the latter part of the Commonwealth...

Yaroslav

(Encyclopedia)Yaroslav (Yaroslav the Wise) yərəslävˈ [key], 978–1054, grand duke of Kiev (1019–54); son of Vladimir I. Designated by his father to rule in Novgorod, he became grand duke of Kiev after defeat...

Tanzimat

(Encyclopedia)Tanzimat tänˈzēmät [key], [Turk.,=reorganization], the name referring to a period of modernizing reforms instituted under the Ottoman Empire from 1839 to 1876. In 1839, under the rule of Sultan Ab...

surrogate mother

(Encyclopedia)surrogate mother, a woman who agrees, usually by contract and for a fee, to bear a child for a couple who are childless because the wife is infertile or physically incapable of carrying a developing f...