Columbia Encyclopedia

Search results

441 results found

ammonia

(Encyclopedia)ammonia, chemical compound, NH3, colorless gas that is about one half as dense as air at ordinary temperatures and pressures. It has a characteristic pungent, penetrating odor. Ammonia forms a minute ...

Marx, Karl

(Encyclopedia)Marx, Karl, 1818–83, German social philosopher, the chief theorist of modern socialism and communism. In 1847 Marx joined the Communist League and with Engels wrote for it the famous Communist M...

Bach, Johann Sebastian

(Encyclopedia)Bach, Johann Sebastian bäkh [key], 1685–1750, German composer and organist, b. Eisenach; one of the greatest and most influential composers of the Western world. He brought polyphonic baroque musi...

Czech Republic

(Encyclopedia)CE5 Czech Republic, Czech Česká Republika, or Czechia chĕkˈēə ...

linguistics

(Encyclopedia)linguistics, scientific study of language, covering the structure (morphology and syntax; see grammar), sounds (phonology), and meaning (semantics), as well as the history of the relations of language...

William II, emperor of Germany and king of Prussia

(Encyclopedia)William II, 1859–1941, emperor of Germany and king of Prussia (1888–1918), son and successor of Frederick III and grandson of William I of Germany and of Queen Victoria of England. After the out...

Louis XVI, king of France

(Encyclopedia)Louis XVI, 1754–93, king of France (1774–92), third son of the dauphin (Louis) and Marie Josèphe of Saxony, grandson and successor of King Louis XV. In 1770 he married the Austrian archduchess Ma...

Suez Canal

(Encyclopedia)Suez Canal, Arab. Qanat as Suways, waterway of Egypt extending from Port Said to Port Tawfiq (near Suez) and connecting the Mediterranean Sea with the Gulf of Suez and thence with the Red Sea. The can...

anti-Semitism

(Encyclopedia)anti-Semitism ănˌtē-sĕmˈĭtĭzˌəm, ănˌtī– [key], form of prejudice against Jews, ranging from antipathy to violent hatred. Before the 19th cent., anti-Semitism was largely religious and wa...

Nauru

(Encyclopedia)Nauru näo͞oˈro͞o [key], officially Republic of Nauru, atoll and independent republic (2015 est. pop. 11,000), c.8 sq mi (20 sq km), central Pacific, just south of the equator and west of the Gilbe...