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South Dakota

(Encyclopedia)CE5 South Dakota dəkōˈtə [key], state in the N central United States. It is bordered by North Dakota (N), Minnesota and Iowa (E), Nebraska (S), and Wyoming and Montana (W). ...

common law

(Encyclopedia)common law, system of law that prevails in England and in countries colonized by England. The name is derived from the medieval theory that the law administered by the king's courts represented the co...

Abu Ghraib

(Encyclopedia)Abu Ghraib or Abu Ghurayb äˈbo͞o grĕb [key], infamous prison located in the town of Abu Ghraib, c.20 mi (32 km) W of Baghdad, Iraq. Built by British contractors in the 1960s, it occupies c.280 acr...

Einstein, Albert

(Encyclopedia)Einstein, Albert īnˈstīn [key], 1879–1955, American theoretical physicist, known for the formulation of the relativity theory, b. Ulm, Germany. He is recognized as one of the greatest physicists ...

Atlanta

(Encyclopedia)Atlanta ətlănˈtə, ăt– [key], city (2020 pop. 498,715), state capital and seat of Fulton co., NW Ga., on the Chattahoochee R. and Peachtree Creek, near the Appalachi...

Restoration, in English history

(Encyclopedia)Restoration, in English history, the reestablishment of the monarchy on the accession (1660) of Charles II after the collapse of the Commonwealth (see under commonwealth) and the Protectorate. The ter...

chemical bond

(Encyclopedia)chemical bond, mechanism whereby atoms combine to form molecules. There is a chemical bond between two atoms or groups of atoms when the forces acting between them are strong enough to lead to the for...

ammonia

(Encyclopedia)ammonia, chemical compound, NH3, colorless gas that is about one half as dense as air at ordinary temperatures and pressures. It has a characteristic pungent, penetrating odor. Ammonia forms a minute ...

flood, in hydrology

(Encyclopedia)flood, inundation of land by the rise and overflow of a body of water. Floods occur most commonly when water from heavy rainfall, from melting ice and snow, or from a combination of these exceeds the ...

Picasso, Pablo

(Encyclopedia)Picasso, Pablo (Pablo Ruiz y Picasso) päˈblō pēkäˈsō; ro͞oēthˈ ē [key], 1881–1973, Spanish painter, sculptor, graphic artist, and ceramist, who worked in France. He is generally considere...