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malleability

(Encyclopedia)malleability, property of a metal describing the ease with which it can be hammered, forged, pressed, or rolled into thin sheets. Metals vary in this respect; pure gold is the most malleable. Silver, ...

Aldan, river, Russia

(Encyclopedia)Aldan, river, c.1,400 mi (2,250 km) long, rising in the Stanovoy Range, Sakha Republic, SE Siberian Russia. It flows north and east, past Tommot and around the Aldan Plateau, before flowing generally ...

Gironde, estuary, France

(Encyclopedia)Gironde, estuary, c.45 mi (70 km) long and from 2 to 7 mi (3.2–11.3 km) wide, formed by the Garonne and Dordogne rivers, which join c.14 mi (23 km) N of Bordeaux. Sand banks and a high tidal range h...

Deschutes

(Encyclopedia)Deschutes dāsho͞otsˈ [key], river, c.240 mi (390 km) long, rising in several lakes in the Cascade Range, W central Oregon, and flowing NE to the Columbia River. The U.S. Bureau of Reclamation has d...

Ogden, river, United States

(Encyclopedia)Ogden, river, 35 mi (56 km) long, rising in the Wasatch Range in N Utah, and flowing SW to join the Weber River at Ogden. The river has been used for irrigation for nearly a century. The Ogden–Brigh...

Hui Shih

(Encyclopedia)Hui Shih hwē shûr [key], c.380–c.300 b.c., Chinese logician, remembered for his paradoxes. Little is known about his life, except that he was a provincial prime minister, or about the thinking tha...

piccolo

(Encyclopedia)piccolo, small transverse flute pitched an octave higher than the standard flute. Its tone is bright and shrill, and it can produce the highest notes in the orchestral range. The piccolo is used in or...

Teutoburg Forest

(Encyclopedia)Teutoburg Forest, Ger. Teutoburger Wald, hilly range, in NW Germany, stretching roughly between Osnabrück and Paderborn. It is forested, and it rises to 1,465 ft (447 m) S of Detmold. Near Detmold is...

short waves

(Encyclopedia)short waves, radio waves whose frequencies range from about 3 to 25 megahertz (Mhz), corresponding roughly to the high-frequency band (see radio frequency). When they impinge on certain layers of the ...

Sierra Maestra

(Encyclopedia)Sierra Maestra syāˈrä mäāˈsträ [key], rugged mountain range, SE Cuba, rising abruptly from the coast. Consisting of connecting ranges with local names, the Sierra Maestra is the highest system ...