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aviation medicine

(Encyclopedia)aviation medicine, scientific study of the biological effects of aviation, especially on human beings. Although aviation medicine is concerned with such problems as the spread of diseases by persons t...

neurology

(Encyclopedia)neurology no͝orŏlˈəjē, nyo͝o– [key], study of the morphology, physiology, and pathology of the human nervous system. As researchers, neurologists carry on investigative and experimental work i...

mermaid

(Encyclopedia)mermaid, in folklore, sea-dwelling creature commonly represented as having the head and body of a woman and a fishtail instead of legs. Belief in mermaids, and in their counterpart, mermen, has existe...

Wergeland, Henrik

(Encyclopedia)Wergeland, Henrik hĕnˈrĭk vĕrˈgəlän [key], 1808–45, Norwegian writer and patriot. A champion of liberty, democracy, and international cooperation, he worked zealously for popular education an...

Wallas, Graham

(Encyclopedia)Wallas, Graham wŏlˈəs [key], 1858–1932, English political scientist and psychologist. He joined (1886) the Fabian Society and was the author of one of the Fabian Essays. In 1914, Wallas became pr...

Bridges, Robert Seymour

(Encyclopedia)Bridges, Robert Seymour, 1844–1930, English poet. In 1882 he abandoned medical practice to devote himself to writing. An excellent metrist, he wrote many beautiful lyrics and longer poems, noted for...

Ratzel, Friedrich

(Encyclopedia)Ratzel, Friedrich frēˈdrĭkh rätˈsəl [key], 1844–1904, German geographer. He traveled as a journalist in Europe (1869) and in Cuba, Mexico, and the United States (1872–75). Thereafter he devo...

time and motion study

(Encyclopedia)time and motion study, analysis of the operations required to produce a manufactured article in a factory, with the aim of increasing efficiency. Each operation is studied minutely and analyzed in ord...

Schiller, Ferdinand Canning Scott

(Encyclopedia)Schiller, Ferdinand Canning Scott shĭlˈər [key], 1864–1937, British philosopher. Schiller studied at Oxford and was professor of philosophy there (1897–1926) and at the Univ. of Southern Califo...

Sigerist, Henry Ernest

(Encyclopedia)Sigerist, Henry Ernest sĭgˈərĭst [key], 1891–1957, American medical historian and writer, b. Paris, M.D. Univ. of Zürich, 1917. He taught history of medicine at the universities of Zürich (192...