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Karlsruhe

(Encyclopedia)Karlsruhe kärlsˈro͞oə [key], city (1994 pop. 278,000), Baden-Württemberg, SW Germany, on the northern fringes of the Black Forest, connected by canal with a port on the nearby Rhine River. It is ...

Wheeler, John Archibald

(Encyclopedia)Wheeler, John Archibald, 1911–2008, American physicist and educator, b. Jacksonville, Fla. Educated at Johns Hopkins (Ph.D., 1933), he joined the faculty at Princeton in 1938, and after 1976 was dir...

silver chloride

(Encyclopedia)silver chloride, chemical compound, AgCl, a white cubic crystalline solid. It is nearly insoluble in water but is soluble in a water solution of ammonia, potassium cyanide, or sodium thiosulfate (“h...

discus throwing

(Encyclopedia)discus throwing, gymnastic exercise of the ancient Greeks, revived in modern times, especially as part of the Olympic games (in which it is an event of the decathlon) and as an event of most other tra...

dolphin, fish

(Encyclopedia)dolphin, large, swift game fish, Coryphaena hippurus, also called dorado. It is of nearly worldwide distribution in warm waters. Its long, slender body is blue, and in the living animal there are lumi...

incubator

(Encyclopedia)incubator, apparatus for the maintenance of controlled conditions in which eggs can be hatched artificially. Incubator houses with double walls of mud, a fireroom, and several compartments each holdin...

harvestfish

(Encyclopedia)harvestfish, common name for a fish of the family Stromateidae (butterfish family), a family of fishes with almost circular bodies and small mouths. The butterfish, or dollarfish (genus Peprilus), is ...

grunt

(Encyclopedia)grunt, common name for members of the family Haemulidae, carnivorous fish of warm seas, most species of which are small and brightly colored. They are sound-producers, creating their noises by grindin...

pendentive

(Encyclopedia)CE5 Pendentives pendentive, in architecture, a constructive device permitting the placing of a circular dome over a square room or an elliptical dome over a rectangular room. The pendentives, whic...