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sediment
(Encyclopedia)sediment, mineral or organic particles that are deposited by the action of wind, water, or glacial ice. These sediments can eventually form sedimentary rocks (see rock). Sediments form sedimentary ...Ponce de León, Juan
(Encyclopedia)Ponce de León, Juan pŏns də lēˈŏn, Span. hwän pōnˈthā dā lāōnˈ [key], c.1460–1521, Spanish explorer, first Westerner to reach Florida. He served against the Moors of Granada, and in 14...Embargo Act of 1807
(Encyclopedia)Embargo Act of 1807, passed Dec. 22, 1807, by the U.S. Congress in answer to the British orders in council restricting neutral shipping and to Napoleon's restrictive Continental System. The U.S. merch...shark
(Encyclopedia)shark, member of a group of almost exclusively marine and predaceous fishes. There are about 250 species of sharks, ranging from the 2-ft (60-cm) pygmy shark to 50-ft (15-m) giants. They are found in ...Germanic religion
(Encyclopedia)Germanic religion, pre-Christian religious practices among the tribes of Western Europe, Germany, and Scandinavia. The main sources for our knowledge are the Germania of Tacitus and the Elder Edda and...minnow
(Encyclopedia)minnow, common name for the Cyprinidae, a large family of freshwater fish which includes the carp (Cyprinus carpio), and of which there are some 2,400 species. Minnows have soft-rayed fins and teeth i...El Dorado, legendary country of South America
(Encyclopedia)El Dorado ĕlˈdəräˈdō, –rāˈ– [key] [Span.,=the gilded man], legendary country of the Golden Man sought by adventurers in South America. The legend supposedly originated in a custom of the C...sodium
(Encyclopedia)sodium, a metallic chemical element; symbol Na [Lat. natrium]; at. no. 11; at. wt. 22.98977; m.p. 97.81℃; b.p. 892.9℃; sp. gr. 0.971 at 20℃; valence +1. Sodium is a soft, silver-white metal. Ext...extraterritoriality
(Encyclopedia)extraterritoriality or exterritoriality, privilege of immunity from local law enforcement enjoyed by certain aliens. Although physically present upon the territory of a foreign nation, those aliens po...Erie, Lake
(Encyclopedia)Erie, Lake, 9,940 sq mi (25,745 sq km), 241 mi (388 km) long and from 30 to 57 mi (48–92 km) wide, bordered on the N by S Ont., Canada, on the E by W N.Y., on the S by NW Pa. and N Ohio, and on the ...Browse by Subject
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