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Seelye, Laurenus Clark

(Encyclopedia)Seelye, Laurenus Clark, 1837–1924, American educator and Congregational clergyman, b. Bethel, Conn., grad. Union College, 1857, and studied at Andover Theological Seminary and in Germany; brother of...

Richardson, Henry Hobson

(Encyclopedia)Richardson, Henry Hobson, 1838–86, American architect, b. St. James parish, La., grad. Harvard, 1859, studied at the École des Beaux-Arts; great-grandson of Joseph Priestley. He was a major represe...

Rousseau, Jean Jacques

(Encyclopedia)Rousseau, Jean Jacques ro͞osōˈ [key], 1712–78, Swiss-French philosopher, author, political theorist, and composer. Rousseau's influence on posterity has been equaled by only a few, and it is...

Hayes, Rutherford Birchard

(Encyclopedia)Hayes, Rutherford Birchard, 1822–93, 19th President of the United States (1877–81), b. Delaware, Ohio, grad. Kenyon College, 1843, and Harvard law school, 1845. He became a moderately successful l...

euthanasia

(Encyclopedia)euthanasia yo͞oˌthənāˈzhə [key], either painlessly putting to death or failing to prevent death from natural causes in cases of terminal illness or irreversible coma. The term comes from the Gre...

nucleic acid

(Encyclopedia)CE5 Replication of strands of DNA CE5 nucleic acid, any of a group of organic substances found in the chromosomes of living cells and viruses that play a central role in the storage and replica...

Kyffhäuser

(Encyclopedia)Kyffhäuser kĭfˈhoizər [key], forested mountain, c.1,550 ft (470 m), Saxony-Anhalt, central Germany. It is crowned by the two ruined castles of Rothenburg (7th cent.) and Kyffhausen (12th cent.) an...

asphalt

(Encyclopedia)asphalt ăsˈfôlt, –fălt [key], brownish-black substance used commonly in road making, roofing, and waterproofing. Chemically, it is a natural mixture of hydrocarbons. It varies in consistency fro...

Medea

(Encyclopedia)Medea mĭdēˈə [key], in Greek mythology, princess of Colchis, skilled in magic and sorcery. She fell in love with Jason and helped him, against the will of her father, Aeëtes, to obtain the Golden...

Honorius I

(Encyclopedia)Honorius I hōnôrˈēəs [key], pope (625–38), an Italian; successor of Boniface V. He showed great interest in the church in Spain and the British Isles, and he did a great deal to reform the educ...