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Rawls, John Bordley
(Encyclopedia)Rawls, John Bordley, 1921–2002, American philosopher and political theorist, b. Baltimore, grad. Princeton (A.B., 1943; Ph.D., 1950). He taught at Princeton (1950–52), Cornell (1953–59), and the...Gothic revival
(Encyclopedia)Gothic revival, term designating a return to the building styles of the Middle Ages. Although the Gothic revival was practiced throughout Europe, it attained its greatest importance in the United Stat...alkane
(Encyclopedia) CE5 Alkanes alkane ălˈkān [key], any of a group of aliphatic hydrocarbons whose molecules contain only single bonds (see chemical bond). Alkanes have the general chemical formula CnH2n+2. An al...greenback
(Encyclopedia)greenback, in U.S. history, legal tender notes unsecured by specie (coin). In 1862, under the exigencies of the Civil War, the U.S. government first issued legal tender notes (popularly called greenba...Pauling, Linus Carl
(Encyclopedia)Pauling, Linus Carl pôˈlĭng [key], 1901–94, American chemist, b. Portland, Oreg. He was one of the few recipients of two Nobel Prizes, winning the chemistry award in 1954 and the peace prize in 1...Carnegie, Andrew
(Encyclopedia)Carnegie, Andrew kärnĕgˈē, kärˈnəgē [key], 1835–1919, American industrialist and philanthropist, b. Dunfermline, Scotland. His father, a weaver, found it increasingly difficult to get work i...stock exchange
(Encyclopedia)stock exchange, organized market for the trading of stocks and bonds (see bond; stock). Such markets were originally open to all, but at present only members of the owning association may buy and sell...nucleic acid
(Encyclopedia) CE5 Replication of strands of DNA CE5 nucleic acid, any of a group of organic substances found in the chromosomes of living cells and viruses that play a central role in the storage and replica...garden city, in city planning
(Encyclopedia)garden city, an ideal, self-contained community of predetermined area and population surrounded by a greenbelt. As formulated by Sir Ebenezer Howard, the garden city was intended to bring together the...polymerase chain reaction
(Encyclopedia)polymerase chain reaction pŏlˈĭmərāsˌ [key] (PCR), laboratory process in which a particular DNA segment from a mixture of DNA chains is rapidly replicated, producing a large, readily analyzed sa...Browse by Subject
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