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Worms, Diet of

(Encyclopedia) Worms, Diet of, 1521, most famous of the imperial diets held at Worms, Germany. It was opened in Jan., 1521, by Holy Roman Emperor Charles V. After disposing of other business, notably…

thermite

(Encyclopedia) thermite [from Thermit, a trade name], mixture of powdered or granular aluminum metal and powdered iron oxide. When ignited it gives off large amounts of heat. In wartime it has been…

optical disk

(Encyclopedia) optical disk, any of a variety of information storage disks that are played or read using a laser. Optical disks include compact discs (CDs and CD-ROMs), laser discs (see videodisc),…

pinochle

(Encyclopedia) pinochlepinochlepēˈnŭˌkəl [key], card game, probably derived from bezique, that was developed in the United States in the 19th cent. Pinochle is played by two, three, or four players,…

contact lens

(Encyclopedia) contact lens, thin plastic lens worn between the eye and eyelid that may be used instead of eyeglasses. Actors, models, and others wear them for appearance, and athletes use them for…

innate ideas

(Encyclopedia) innate ideas, in philosophy, concepts present in the mind at birth as opposed to concepts arrived at through experience. The theory has been advanced at various times in the history of…

absolute zero

(Encyclopedia) absolute zero, the zero point of the ideal gas temperature scale, denoted by 0 degrees on the Kelvin and Rankine temperature scales, which is equivalent to −273.15℃ and −459.67℉. For…

mainstreaming

(Encyclopedia) mainstreaming, in education, practice of teaching handicapped children in regular classrooms with nonhandicapped children to the fullest extent possible; such children may have…

llama

(Encyclopedia) llamallamaläˈmə [key], South American domesticated ruminant mammal, Lama glama, of the camel family. Genetic studies indicate that it is descended from the guanaco. Smaller than the…

McEnroe, John Patrick, Jr.

(Encyclopedia) McEnroe, John Patrick, Jr.McEnroe, John Patrick, Jr.măkˈənrōˌ [key], 1959–, American tennis player, b. Weisbaden, West Germany. He grew up in Douglaston, Queens, N.Y. After winning the…