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lactose

(Encyclopedia)lactose lăkˈtōs [key] or milk sugar, white crystalline disaccharide (see carbohydrate). It has the same empirical formula (C12H22O11) as sucrose (cane sugar) and maltose but differs from both in st...

stucco

(Encyclopedia)stucco stŭkˈō [key], in architecture, a term loosely applied to various kinds of plasterwork, both exterior and interior. It now commonly refers to a plaster or cement used for the external coating...

tent

(Encyclopedia)tent, portable shelter of canvas, skins, felt, matting, or other material usually supported by poles and used chiefly by nomads, hunters, and campers. Tents have been used by pastoral peoples since an...

Bond, George Phillips

(Encyclopedia)Bond, George Phillips, 1825–65, American astronomer, b. near Boston, grad. Harvard, 1845. He became the assistant of his father, William Cranch Bond, and in 1859 succeeded him as director of the Har...

Biosphere 2

(Encyclopedia)Biosphere 2, privately funded ecological research project in which eight people lived sealed in a 3.15-acre (1.28-hectare) structure for two years (Sept. 26, 1991–Sept. 26, 1993). Located in Oracle,...

Yonath, Ada E.

(Encyclopedia)Yonath, Ada E., 1939–, Israeli crystallographer, Ph.D. Weizmann Institute of Science, Rehovat, Israel, 1968. Yonath has been a researcher and professor at the Weizmann Institute since 1970. She was ...

Young, Thomas

(Encyclopedia)Young, Thomas, 1773–1829, English physicist, physician, and Egyptologist. He established (1799) a medical practice in London and was elected (1811) to the staff of St. George's Hospital there. His l...

Schiele, Egon

(Encyclopedia)Schiele, Egon āˈgôn shēˈlə [key], 1890–1918, Austrian expressionist painter and draftsman, studied Vietta Academy of Fine Arts. Influenced by the French impressionists, then by Gustav Klimt, S...

inscription

(Encyclopedia)inscription, writing on durable material. The art is called epigraphy. Modern inscriptions are made for permanent, monumental record, as on gravestones, cornerstones, and building fronts; they are oft...

local government

(Encyclopedia)local government, political administration of the smallest subdivisions of a country's territory and population. The British system of local government, which has been the model for most of that cou...