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defoliant

(Encyclopedia) defoliant, any one of several chemical compounds that, when applied to plants, can alter their metabolism, causing the leaves to drop off. In agriculture defoliants are used to…

glycine

(Encyclopedia) CE5 glycineglycineglīˈsēn [key], organic compound, one of the 20 amino acids commonly found in animal proteins. Glycine is the only one of these amino acids that is not optically…

placebo

(Encyclopedia) placeboplacebopləsēˈbō [key], inert substance given instead of a potent drug. Placebo medications are sometimes prescribed when a drug is not really needed or when one would not be…

Averroës

(Encyclopedia) AverroësAverroësəvĕrˈōēz [key], Arabic Ibn Rushd, 1126–98, Spanish-Arab philosopher. He was far more important and influential in Jewish and Christian thought than in Islam. He was a…

Fama, Eugene Francis

(Encyclopedia) Fama, Eugene Francis, 1939–, 1939–, U.S. economist, b. Boston, Mass., grad. Univ. of Chicago (M.B.A. 1963, Ph.D. 1964). He has taught at the Univ. of Chicago's Graduate School of…

Agesilaus II

(Encyclopedia) Agesilaus IIAgesilaus IIəjĕˌsĭlāˈəs [key], c.444–360 b.c., king of Sparta. After the death of Agis I (398? b.c.), he was brought to power by Lysander, whom he promptly ignored. After…

heart, artificial

(Encyclopedia) heart, artificial, external or surgically implanted mechanical device designed to replace a patient's diseased heart. The first one used on a human being, the Jarvik-7, was implanted (…

Potsdam Conference

(Encyclopedia) Potsdam Conference, meeting (July 17–Aug. 2, 1945) of the principal Allies in World War II (the United States, the USSR, and Great Britain) to clarify and implement agreements…

water rights

(Encyclopedia) water rights, in law, the qualified privilege of a landowner to use the water adjacent to or flowing through his property. The privilege, also known as riparian rights, may be modified…

cabinet

(Encyclopedia) cabinet, group of advisers to the head of the state who themselves are usually the heads of the administrative government departments. The nature of the cabinet differs widely in…