Columbia Encyclopedia

(Encyclopedia) Hot Springs. <1> City (2020 pop. 37,930), seat of Garland co., W central Ark.; settled 1807, inc. 1876. The city nearly surrounds Hot Springs Nati...

(Encyclopedia) hydrogen sulfide, chemical compound, H2S, a colorless, extremely poisonous gas that has a very disagreeable odor, much like that of rotten eggs. It is slightly soluble in water and is soluble in carbo...

(Encyclopedia) Winthrop, John, 1606–76, colonial governor in America, b. Groton, Suffolk, England; oldest son of John Winthrop (1588–1649). He was educated at Trinity College, Dublin, became a lawyer, and emigra...

(Encyclopedia) Stevens, Isaac Ingalls, 1818–62, American army engineer, territorial governor, and Union general in the Civil War, b. North Andover (then part of Andover), Mass., grad. West Point, 1839. He won two ...

(Encyclopedia) trunkfish, any member of a family of fishes, Ostraciidae, also called boxfishes, that have short triangular bodies covered by firmly united hexagonal bony plates. Only the jaw, the bases of the fins, ...

(Encyclopedia) rockfish, member of the family Sebastidae (rockfishes) according some authorities, but also classified as a member of the family Scorpaenidae (scorpionfishes, lionfishes, and rockfishes) by other auth...

(Encyclopedia) tang, common name for certain members of the Acanthuridae, a family of mostly small, mainly reef-dwelling tropical fishes with compressed bodies and small mouths and teeth. Other members of the family...

(Encyclopedia) Gentileschi, Orazio jānˌtēlĕsˈkē [key], c.1562–c.1639, Tuscan painter, b. Pisa. His real surname was Lomi, but he adopted his uncle's name. He studied in Rome, where he was associated with Ag...

(Encyclopedia) Fulton, Robert, 1765–1815, American inventor, engineer, and painter, b. near Lancaster, Pa. He was a man remarkable for his many talents and his mechanical genius. An expert gunsmith at the time of ...

(Encyclopedia) river, stream of water larger than a brook or creek. Land surfaces are never perfectly flat, and as a result the runoff after precipitation tends to flow downward by the shortest and steepest course i...