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Nuer

(Encyclopedia) NuerNuern&oomacr;ˈər, n&oobreve;r [key], a Nilotic people living around Lake No in South Sudan. Their economy and social life generally revolve around cattle, which are grazed…

sale, in law

(Encyclopedia) sale, in law, transfer of ownership in return for money. An exchange of goods for goods is termed barter, but the distinction between sale and barter is mainly technical; laws that…

racer

(Encyclopedia) racer, name for several related swift, slender snakes, especially those of the genus Coluber. All of the racers are nonpoisonous, nonconstricting, day-active snakes. The black racer, C…

neostigmine

(Encyclopedia) neostigmineneostigminenēˌōstĭgˈmēn, –mĭn [key], drug used to mimic the effects of stimulation of the parasympathetic nervous system. Along with several other drugs that have a similar…

autogiro

(Encyclopedia) autogiroautogiroôtōjīˈrō [key] or gyroplanegyroplanejīˈrəplān [key], type of aircraft supported in the air by a horizontally mounted airfoil similar to that of a helicopter but…

algebra

(Encyclopedia) algebra, branch of mathematics concerned with operations on sets of numbers or other elements that are often represented by symbols. Algebra is a generalization of arithmetic and gains…

tenure, in law

(Encyclopedia) tenure, in law, manner in which property in land is held. The nature of tenure has long been of great importance, both in law and in the broader economic and political context. Tenure…

Rousseau, Jean Jacques

(Encyclopedia) Rousseau, Jean JacquesRousseau, Jean JacqueszhäN zhäk [key]Rousseau, Jean Jacques r&oomacr;sōˈ [key], 1712–78, Swiss-French philosopher, author, political theorist, and composer…

Gettysburg Address

(Encyclopedia) Gettysburg Address, speech delivered by Abraham Lincoln on Nov. 19, 1863, at the dedication of the national cemetery on the Civil War battlefield of Gettysburg, Pa. It is one of the…

war

(Encyclopedia) war, armed conflict between states or nations (international war) or between factions within a state (civil war), prosecuted by force and having the purpose of compelling the defeated…