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hertz

(Encyclopedia)hertz hûrts [key] [for Heinrich R. Hertz], abbr. Hz, unit of frequency, equal to 1 cycle per second. The term is combined with metric prefixes to denote multiple units such as the kilohertz (1,000 Hz...

Rose, Gustav

(Encyclopedia)Rose, Gustav go͝osˈtäf rōˈzə [key], 1798–1873, German mineralogist. He served as professor at the Univ. of Berlin from 1839. Noted especially as a crystallographer, he advanced the scientific ...

Ramayana

(Encyclopedia)Ramayana rämäˈyənə [key] [story of Rama], classical Sanskrit epic of India, probably composed in the 3d cent. b.c. Based on numerous legends, it is traditionally the work of Valmiki, one of the m...

Grossbeeren

(Encyclopedia)Grossbeeren grōsbārˈən [key], village, Brandenburg, E Germany. There, in 1813, Friedrich Wilhelm von Bülow, using the Prussian militia for the first time, defeated the French under Oudinot, thus ...

Madang

(Encyclopedia)Madang mäˈdäng [key], town (1990 pop. 27,181), Papua New Guinea, on NE New Guinea island. A seaport on Astrolabe Bay, Madang exports copra and gold. It was an important Japanese air base during Wor...

Lorelei

(Encyclopedia)Lorelei lôrˈəlī, Ger. lōˈrəlī [key], cliff, 433 ft (132 m) high, on the right bank of the Rhine River, near St. Goarshausen, W Germany, about midway between Koblenz and Bingen. There the Rhine...

Tiryns

(Encyclopedia)Tiryns tīˈrĭnz [key], ancient city of Greece, in the NE Peloponnesus, 2.5 mi (4 km) N of Nauplia (now Návplion) and near Argos. The site seems to have been inhabited since the 3d millennium b.c. I...

Neruda, Jan

(Encyclopedia)Neruda, Jan yän nĕˈro͝odä [key], 1834–91, Czech essayist and poet, b. Prague. His popular Stories from Malá Strana (1878), tales drawn from his childhood in Prague and satiric portraits of mem...

Drobisch, Moritz Wilhelm

(Encyclopedia)Drobisch, Moritz Wilhelm mōˈrĭts vĭlˈhĕlm drōˈbĭsh [key], 1802–96, German philosopher and mathematician. He was a teacher at Leipzig and a follower and adherent of Johann Friedrich Herbart....

Stürgkh, Karl, Graf von

(Encyclopedia)Stürgkh, Karl, Graf von kärl gräf fən shtürk [key], 1859–1916, prime minister of Austria (1911–16). During World War I he governed without the unruly parliament and was strongly opposed by li...