Columbia Encyclopedia

Search results

500 results found

Bülow, Bernhard Heinrich Martin, Fürst von

(Encyclopedia)Bülow, Bernhard Heinrich Martin, Fürst von bĕrnˈhärt hīnˈrĭkh märˈtĭn fŭrst fən büˈlō [key], 1849–1929, German chancellor. He held many diplomatic posts before he became, through the...

Bunsen, Christian Karl Josias, Freiherr von

(Encyclopedia)Bunsen, Christian Karl Josias, Freiherr von krĭsˈtyän kärl yōzēˈäs frīˈhĕr fən bo͝onˈzən [key], 1791–1860, Prussian diplomat and scholar. He studied theology at the Univ. of Göttinge...

Modigliani, Amedeo

(Encyclopedia)Modigliani, Amedeo ämādĕˈō mōdēlyäˈnē [key], 1884–1920, Italian painter, b. Livorno. In Paris after 1906, Modigliani first worked as a sculptor and was influenced by the works of Constanti...

uniformitarianism

(Encyclopedia)uniformitarianism, in geology, doctrine holding that changes in the earth's surface that occurred in past geologic time are referable to the same causes as changes now being produced upon the earth's ...

Hall effect

(Encyclopedia)Hall effect, experiment that shows the sign of the charge carriers in a conductor. In 1879 E. H. Hall discovered that when he placed a metal strip carrying a current in a magnetic field, a voltage dif...

Lenau, Nikolaus

(Encyclopedia)Lenau, Nikolaus nēmpsh ādˈlər fən shtrāˈlənou [key], 1802–50, Austrian romantic poet, b. Hungary. He is considered Austria's chief lyric poet. Pessimism and melancholy dominate his work, whi...

Oberth, Hermann Julius

(Encyclopedia)Oberth, Hermann Julius, 1894–1989, Austro-German astronautical pioneer, b. Hermannstadt, Austria-Hungary (now Sibiu, Romania). Beginning his studies in astronautics before World War I, he first prop...

Tristram and Isolde

(Encyclopedia)Tristram and Isolde trĭsˈtrəm, ĭsōlˈdə, ĭzōlˈ– [key], medieval romance. The earliest extant version (incomplete) was written (c.1185) by Thomas of Britain in Anglo-Norman French verse. Abo...

Siebold, Philipp Franz van

(Encyclopedia)Siebold, Philipp Franz van fēˈlĭp fränts fen zēˈbôlt [key], 1796–1866, German naturalist and physician; son of A. E. von Siebold. He was noted for his studies of the natural history, ethnogra...

Browse by Subject