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da Silva, Luiz Inácio

(Encyclopedia)da Silva, Luiz Inácio lo͞oēshˈ ēnäsˈyo͞o dä sēlˈvə [key], 1945–, Brazilian labor leader and politician, known as Lula, b. Vargem Grande (now Caetés), Pernambuco. Born into a poor family...

corrupt practices

(Encyclopedia)corrupt practices, in politics, fraud connected with elections. The term also refers to various offenses by public officials, including bribery, the sale of offices, granting of public contracts to fa...

cysteine

(Encyclopedia)CE5 CE5 cysteine sĭsˈtēn [key], organic compound, one of the 20 amino acids commonly found in animal proteins. Only the l-stereoisomer participates in the biosynthesis of mammalian protein...

International Court of Justice

(Encyclopedia)International Court of Justice, principal judicial organ of the United Nations, established 1946 by chapter 14 of the UN Charter. It superseded the Permanent Court of International Justice (see World ...

HIV

(Encyclopedia)HIV, human immunodeficiency virus, either of two closely related retroviruses that invade T-helper lymphocytes and are responsible for AIDS. There are two types of HIV: HIV-1 and HIV-2. HIV-1 is respo...

Gates, Bill

(Encyclopedia)Gates, Bill (William Henry Gates 3d), 1955–, American business executive, b. Seattle, Wash. At the age of 19, Gates founded (1975) the Microsoft Corp....

Norwegian language

(Encyclopedia)Norwegian language, member of the North Germanic, or Scandinavian, group of the Germanic subfamily of the Indo-European family of languages. It is spoken by about 4 million people in Norway and anothe...

nebula

(Encyclopedia)nebula nĕbˈyo͝olə [key] [Lat.,=mist], in astronomy, observed manifestation of a collection of highly rarefied gas and dust in interstellar space. Prior to the 1960s this term was also applied to b...

ordeal

(Encyclopedia)ordeal, ancient legal custom whereby an accused person was required to perform a test, the outcome of which decided the person's guilt or innocence. By an ordeal, appeal was made to divine authority t...

academic freedom

(Encyclopedia)academic freedom, right of scholars to pursue research, to teach, and to publish without control or restraint from the institutions that employ them. It is a civil right that is enjoyed, at least in s...