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oratorio
(Encyclopedia)oratorio ôrətôrˈēō [key], musical composition employing chorus, orchestra, and soloists and usually, but not necessarily, a setting of a sacred libretto without stage action or scenery. The imme...Mycenaean civilization
(Encyclopedia)Mycenaean civilization mīsēnēˈən [key], an ancient Aegean civilization known from the excavations at Mycenae and other sites. They were first undertaken by Heinrich Schliemann and others after 18...Humboldt, Alexander, Freiherr von
(Encyclopedia)Humboldt, Alexander, Freiherr von hŭmˈbōlt, Ger. älĕksänˈdər frīˈhĕr fən ho͝omˈbôlt [key], 1769–1859, German naturalist, inventor, explorer, and author, the most eminent scientist of ...Heidegger, Martin
(Encyclopedia)Heidegger, Martin märˈtēn hīˈdĕger [key], 1889–1976, German philosopher. As a student at Freiburg, Heidegger was influenced by the neo-Kantianism of Heinrich Rickert and the phenomenology of E...electromagnetic radiation
(Encyclopedia)CE5 Electromagnetic spectrum electromagnetic radiation, energy radiated in the form of a wave as a result of the motion of electric charges. A moving charge gives rise to a magnetic field, and if ...sunspots
(Encyclopedia)sunspots, dark, usually irregularly shaped spots on the sun's surface that are actually solar magnetic storms. The spots are darker because the temperature of the spots is lower than that of the surro...German literature
(Encyclopedia)German literature, works in the German language by German, Austrian, Austro-Hungarian, and Swiss authors, as well as by writers of German in other countries. The postwar decades saw a gradual litera...transistor
(Encyclopedia)CE5 Simple transistor circuit transistor, three-terminal, solid-state electronic device used for amplification and switching. It is the solid-state analog to the triode electron tube; the transist...National Socialism
(Encyclopedia)National Socialism or Nazism, doctrines and policies of the National Socialist German Workers' party, which ruled Germany under Adolf Hitler from 1933 to 1945. In German the party name was Nationalsoz...Metternich, Clemens Wenzel Nepomuk Lothar, Fürst von
(Encyclopedia)Metternich, Clemens Wenzel Nepomuk Lothar, Fürst von klāˈmĕns vĕnˈtsəl nāˈpōmo͝ok lōˈtär fürst fən mĕtˈərnĭkh [key], 1773–1859, Austrian statesman and arbiter of post-Napoleonic ...Browse by Subject
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