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Batavi
(Encyclopedia)Batavi bətāˈvī [key], ancient Germanic tribe that settled (1st cent. b.c.) in the Rhine delta. Batavian regiments served under Rome, although this relationship was interrupted in a.d. 70 by the an...Braun, Eva
(Encyclopedia)Braun, Eva āˈvä broun [key], 1912–45, mistress and later wife of the German dictator Adolf Hitler. She was a shop assistant to a Nazi photographer, through whom she met Hitler. She entered his ho...Olmec
(Encyclopedia)Olmec ōlˈmĕk [key], term denoting the culture of ancient Mexican natives inhabiting the tropical coastal plain of the contemporary states of Veracruz and Tabasco, between 1300 and 400 b.c. The term...causality
(Encyclopedia)causality, in philosophy, the relationship between cause and effect. A distinction is often made between a cause that produces something new (e.g., a moth from a caterpillar) and one that produces a c...activation energy
(Encyclopedia) CE5 Energy profile of an exothermic reaction: Although the total energy of the products is less than that of the reactants, the activation energy must be added to weaken or break existing bonds bef...guru
(Encyclopedia)guru go͞oˈro͞o, go͝orˈo͞o [key], in Hinduism and Buddhism, spiritual teacher. The guru gives initiation into spiritual practice and instructs disciples, often maintaining a close relationship wi...Persichetti, Vincent
(Encyclopedia)Persichetti, Vincent, 1915–87, American composer, b. Philadelphia. Persichetti taught at the Philadelphia Conservatory and at Juilliard. His music is notable for polytonal combinations, contrapuntal...refining
(Encyclopedia)refining, any of various processes for separating impurities from crude or semifinished materials. It includes the finer processes of metallurgy, the fractional distillation of petroleum into its comm...continent
(Encyclopedia)continent, largest unit of landmasses on the earth. The continents include Eurasia (conventionally regarded as two continents, Europe and Asia), Africa, North America, South America, Australia, and An...mediation
(Encyclopedia)mediation, in law, type of intervention in which the disputing parties accept the offer of a third party to recommend a solution for their controversy. Mediation has long been a part of international ...Browse by Subject
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