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heir

(Encyclopedia)heir, person designated by law to succeed to the ownership of property of another if that owner does not make a contrary disposition of it by will. A person who takes property left to him by will is n...

Mallarmé, Stéphane

(Encyclopedia)Mallarmé, Stéphane stāfänˈ mälärmāˈ [key], 1842–98, French poet. Mallarmé's great importance is as the chief forebear of the symbolists; the influence of his poetry was particularly felt b...

Joseph, Nez Percé chief

(Encyclopedia)Joseph (Chief Joseph), c.1840–1904, chief of a group of Nez Percé. On his father's death in 1871, Joseph became leader of one of the groups that refused to leave the land ceded to the United States...

stroboscope

(Encyclopedia)stroboscope strŏbˈəskōp [key], optical instrument for making a moving object appear to be slowed down or stationary. This effect is created by interrupting the observer's view so that the object i...

complementarity principle

(Encyclopedia)complementarity principle, physical principle enunciated by Niels Bohr in 1928 stating that certain physical concepts are complementary. If two concepts are complementary, an experiment that clearly i...

blood groups

(Encyclopedia)blood groups, differentiation of blood by type, classified according to immunological (antigenic) properties, which are determined by specific substances on the surface of red blood cells. Blood group...

chromatography

(Encyclopedia)chromatography krōˌmətŏgˈrəfē [key], resolution of a chemical mixture into its component compounds by passing it through a system that retards each compound to a varying degree; a system capabl...

amnesty

(Encyclopedia)amnesty ămˈnəstē [key], in law, exemption from prosecution for criminal action. It signifies forgiveness and the forgetting of past actions. Amnesties are usually extended to a group of persons du...

Crazy Horse Memorial

(Encyclopedia)Crazy Horse Memorial, memorial to the Oglala Souix chief Crazy Horse and Native Americans, under construction at Thunderhead Mt., near Custer, S.Dak., in the Black Hills. When finished it will consist...