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bronze, in metallurgy
(Encyclopedia)bronze, in metallurgy, alloy of copper, tin, zinc, phosphorus, and sometimes small amounts of other elements. Bronzes are harder than brasses. Most are produced by melting the copper and adding the de...illumination, in physics
(Encyclopedia)illumination, in physics: see lighting; photometry. ...pitch, in aviation
(Encyclopedia)pitch, in aviation: see airplane; airfoil. ...minister, in diplomacy
(Encyclopedia)minister, in diplomacy: see diplomatic service; extraterritoriality. ...Hidalgo, in astronomy
(Encyclopedia)Hidalgo hĭdălˈgō [key], in astronomy: see asteroid. ...sublimation, in psychology
(Encyclopedia)sublimation, in psychology: see defense mechanism; psychoanalysis. ...period, in physics
(Encyclopedia)period, in physics: see harmonic motion; wave. ...Ariel, in astronomy
(Encyclopedia)Ariel ârˈēəl [key], in astronomy, one of the moons, or natural satellites, of Uranus. ...may, in botany
(Encyclopedia)may, name for several plants; in England, particularly the hawthorn. See also mayflower. ...quadrant, in technology
(Encyclopedia)quadrant, in technology, angle-measuring device based on a scale of 90°. It is sometimes confused with the sextant, a similar instrument based on a scale of 60°. The quadrant is rarely used today. ...Browse by Subject
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