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speedometer

(Encyclopedia)speedometer, instrument that indicates speed. A cable from an automotive speedometer is attached to the rear of the transmission of an automobile; the cable turns at a rate proportional to the speed o...

capitularies

(Encyclopedia)capitularies kəpĭchˈo͝olĕrˌēz [key], decrees and written commands of the Carolingian kings of the Franks, so called because they were divided into capitula, or chapters. Both legislative and ad...

Balinese music

(Encyclopedia)Balinese music represents, to a large extent, a survival of the pre-Islamic music of Java. It was taken to Bali by Hindu Javanese in the 15th cent. and uses the tonal systems of Javanese music, of whi...

Lambert, John

(Encyclopedia)Lambert, John, 1619–83, English parliamentary general. He fought in the first civil war (1642–46) and assisted Henry Ireton in drawing up the Heads of the Proposals in 1647. In 1648 he commanded t...

mass spectrograph

(Encyclopedia)mass spectrograph, device used to separate electrically charged particles according to their masses; a form of the instrument known as a mass spectrometer is often used to measure the masses of isotop...

San Juan Boundary Dispute

(Encyclopedia)San Juan Boundary Dispute, controversy between the United States and Great Britain over the U.S.–British Columbia boundary. It is sometimes called the Northwest Boundary Dispute. The difficulty aros...

damp

(Encyclopedia)damp, in mining, any mixture of gases in an underground mine, especially oxygen-deficient or noxious gases. The term damp probably is derived from the German dampf, meaning fog or vapor. Several disti...

Jimson weed

(Encyclopedia)Jimson weed or Jamestown weed, large, coarse annual plant (Datura stramonium) of the family Solanaceae (nightshade family), native to warm-temperate and tropical regions of the New World, but long wid...

Arecibo Observatory

(Encyclopedia)Arecibo Observatory, radio-astronomy facility located near Arecibo, Puerto Rico, part of the National Astronomy and Ionosphere Center. Conceived by, designed by, and built under the supervision of Wil...

evaporimeter

(Encyclopedia)evaporimeter ĭvăpˌərĭmˈətər [key], instrument that measures the rate of evaporation of water into the atmosphere, sometimes called an atmometer. Evaporimeters are of two types, those that meas...