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Joint Chiefs of Staff
Joint Chiefs of Staff U.S. statutory agency, created in 1949 within the Dept. of Defense. The chairman is the principal military adviser to the President, the National Security Council, and the Secretary of Defense. Members include the chairman, appointed by the President with Senate approval; the ...
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ball-and-socket joint
ball-and-socket joint in engineering, mechanical connection used between parts that must be allowed some relative angular motion in nearly all directions. As the name implies, the joint consists essentially of a spherical knob at the end of a shaft, with the knob fitting securely into a mating sock...
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joint
joint in anatomy, juncture between two bones. Some joints are immovable, e.g., those that connect the bones of the skull, which are separated merely by short, tough fibers of cartilage. Movable joints are found for the most part in the limbs. Hinge joints provide a forward and backward motion, as a...
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joint
joint in geology, fracture in rocks along which no appreciable movement has occurred (see fault ). Nearly vertical, or sheet, joints that result from shrinkage during cooling are commonly found in igneous rocks. Similar joints occur in thick beds of sandstone and gneiss, with the sheets resembling...
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University of New Mexico
University of New Mexico main campus at Albuquerque; state supported; coeducational; chartered 1889, opened 1892. It maintains graduate centers at Los Alamos and Santa Fe and conducts joint research with Sandia and Los Alamos national laboratories and the Holloman Air Force Base missile development...
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sprain
sprain stretching or wrenching of the ligaments and tendons of a joint, often with rupture of the tissues but without dislocation. Sprains occur most commonly at the ankle, knee, or wrist joints, causing pain, swelling, and difficulty in moving the involved joint. Treatment consists of application ...
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spavin
spavin , disease of horses affecting the hock joint. There are two types—bog spavin, in which the hock joint is distended as a result of the collection of synovial fluid; and bone spavin, the bony enlargement of the bones that constitute the hock joint. The latter is a form of arthritis and ca...
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Sir John Douglas Cockcroft
Sir John Douglas Cockcroft 1897-1967, English physicist, educated at the Univ. of Manchester and St. John's College, Cambridge. He was a fellow of St. John's College (1928-46) and professor of natural philosophy at Cambridge (1939-46). After serving (1941-44) as chief superintendent of the Air Defe...
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Vincent D'Indy
Vincent D'Indy , 1851-1931, French composer. D'Indy was a pupil of César Franck. In 1894, Charles Bordes, Guilmant, and d'Indy founded the Schola Cantorum, Paris, of which d'Indy was composition teacher and, from 1911 until his death, director. His methods of teaching are largely embodied in ...
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putty
putty commonly a mixture of whiting (calcium carbonate) and boiled linseed oil. Other substances may be combined with the oil to make putties suitable for some specific purpose. For example, the red and white oxides of lead mixed with linseed oil form a putty used in sealing pipe joints. Putty hard...
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