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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 ...

Dreyfus Affair

(Encyclopedia)Dreyfus Affair drāˈfəs, drī– [key], the controversy that occurred with the treason conviction (1894) of Capt. Alfred Dreyfus (1859–1935), a French artillery officer and graduate of the French ...

South African literature

(Encyclopedia)South African literature, literary works written in South Africa or written by South Africans living in other countries. Populated by diverse ethnic and language groups, South Africa has a distinctive...

poet laureate

(Encyclopedia)poet laureate lôˈrēĭt [key], title conferred in Britain by the monarch on a poet whose duty it is to write commemorative odes and verse. It is an outgrowth of the medieval English custom of having...

Chaucer, Geoffrey

(Encyclopedia)Chaucer, Geoffrey jĕfˈrē chôˈsər [key], c.1340–1400, English poet, one of the most important figures in English literature. To Chaucer's final period, in which he achieved his fullest artist...

mining

(Encyclopedia)mining, extraction of solid mineral resources from the earth. These resources include ores, which contain commercially valuable amounts of metals, such as iron and aluminum; precious stones, such as d...

little magazine

(Encyclopedia)little magazine, term used to designate certain magazines that have as their purpose the publication of art, literature, or social theory by comparatively little-known writers. The little-magazine m...

Baltimore

(Encyclopedia)Baltimore, city (2020 pop. 575,584), N central Md., surrounded by but politically independent of Baltimore co., on the Patapsco River estuary, an arm of...

Sherman, William Tecumseh

(Encyclopedia)Sherman, William Tecumseh, 1820–91, Union general in the American Civil War, b. Lancaster, Ohio. Sherman is said by many to be the greatest of the Civil War generals. Sherman was promoted to lie...

Orléans, French royal family

(Encyclopedia)Orléans ôrlāäNˈ [key], family name of two branches of the French royal line. The house of Valois-Orléans was founded by Louis, duc d'Orléans (see separate article), whose assassination (1407) c...