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chiton
(Encyclopedia)CE5 A. Dorsal view of a chiton, representative mollusk of the class Amphineura B. Internal anatomy of a chiton chiton kīˈtən [key], common name for rock-clinging marine mollusks of the class Po...eyeglasses
(Encyclopedia)eyeglasses or spectacles, instrument or device for aiding and correcting defective sight. Eyeglasses usually consist of a pair of lenses mounted in a frame to hold them in position before the eyes. Th...Scarlatti, Alessandro
(Encyclopedia)Scarlatti, Alessandro älĕs-sänˈdrō skärlätˈtē [key], 1660–1725, Italian composer. He may have studied with Carissimi in Rome, where his first opera was produced in 1679. In 1684 he went to ...public relations
(Encyclopedia)public relations, activities and policies used to create public interest in a person, idea, product, institution, or business establishment. By its nature, public relations is devoted to serving parti...Armada, Spanish
(Encyclopedia)Armada, Spanish ärmäˈdə [key], 1588, fleet launched by Philip II of Spain for the invasion of England, to overthrow the Protestant Elizabeth I and establish Philip on the English throne; also call...log cabin
(Encyclopedia)log cabin or log house, style of home typical of the American pioneer on the Western frontier of the United States in the great westward expansion after 1765. It was constructed with few tools, usuall...Grand Canyon
(Encyclopedia)Grand Canyon, great gorge of the Colorado River, one of the natural wonders of the world; c.1 mi (1.6 km) deep, from 4 to 18 mi (6.4–29 km) wide, and 217 mi (349 km) long, NW Ariz. The canyon shows ...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 ...polytheism
(Encyclopedia)polytheism pŏlˈēthēĭzəm [key], belief in a plurality of gods in which each deity is distinguished by special functions. The gods are particularly synonymous with function in the Vedic religion (...hygrometer
(Encyclopedia)hygrometer hīgrŏmˈətər [key], instrument used to measure the moisture content of a gas, as in determining the relative humidity of air. The temperature at which dew or frost forms is a measure of...Browse by Subject
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