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diffusion
(Encyclopedia) diffusion, in chemistry, the spontaneous migration of substances from regions where their concentration is high to regions where their concentration is low. Diffusion is important in…air-cushion vehicle
(Encyclopedia) CE5 Air-cushion vehicle: In vehicles modified with a trunk or skirt (A), the rate of leakage is reduced and less power is needed to maintain the cushion. Vehicles designed to travel…Stubbs, George
(Encyclopedia) Stubbs, George, 1724–1806, English painter known for his studies of horses. Self-taught, Stubbs was interested in comparative anatomy and published his Anatomy of the Horse (1766),…Semmelweis, Ignaz Philipp
(Encyclopedia) Semmelweis, Ignaz PhilippSemmelweis, Ignaz Philippĭgˈnäts fēˈlĭp zĕmˈəlvīs [key], 1818–65, Hungarian physician. He was a pioneer in employing asepsis. While on the staff of the general…psittacosis
(Encyclopedia) psittacosispsittacosissĭtəkōˈsĭs [key] or parrot fever, infectious disease caused by the species of Chlamydia psittaci and transmitted to people by birds, particularly parrots,…consols
(Encyclopedia) consols, contraction of consolidated annuities, a bond issue designed to consolidate two or more outstanding issues, used in reference to British government stock. Public borrowing…agranulocytosis
(Encyclopedia) agranulocytosisagranulocytosisəgrănˌyəlōsītōˈsis [key], disease in which the production of granulated white blood cells by the bone marrow is impaired. Although the disease may occur…tularemia
(Encyclopedia) tularemiatularemiat&oomacr;lərēˈmēə [key] or rabbit fever, acute, infectious disease caused by Francisella tularensis (Pasteurella tularensis). The greatest incidence is among…Rosenfeld, Morris
(Encyclopedia) Rosenfeld, MorrisRosenfeld, Morrisrōˈzənfĕlt [key], 1862–1923, Jewish poet, b. Russian Poland. His name was originally Moshe Jacob Alter. He worked as a tailor in London and as a…Ball, John
(Encyclopedia) Ball, John, d. 1381, English priest and social reformer. He was one of the instigators of the Peasant's Revolt of 1381 (see under Tyler, Wat). He was an itinerant for many years,…Trending
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