Columbia Encyclopedia

(Encyclopedia) Zanesville, city (1990 pop. 26,778), seat of Muskingum co., central Ohio, on the Muskingum River at its junction with the Licking River; inc. 1815. It is a trade and industrial center that manufacture...

(Encyclopedia) stratification (Lat.,=made in layers), layered structure formed by the deposition of sedimentary rocks. Changes between strata are interpreted as the result of fluctuations in the intensity and persis...

(Encyclopedia) sunbittern, common name for a graceful, stout-bodied, bitternlike bird, Eurypyga helias. It is named for its wing markings, an orange-chestnut shield set in an orange-buff circle, which looks like a s...

(Encyclopedia) bull-roarer, an instrument consisting of slit board or chamber attached to a cord. When swung around in the air, it emits a deep, vibrant, “whirrrrrr”-like sound. The mythology of some Native Sout...

(Encyclopedia) graphite grăfˈīt [key], an allotropic form of carbon, known also as plumbago and black lead. It is dark gray or black, crystalline (often in the form of slippery scales), greasy, and soft, with a m...

(Encyclopedia) pipe, hollow structure, usually cylindrical, for conducting materials. It is used primarily to convey liquids, gases, or solids suspended in a liquid, e.g., a slurry. It is also used as a conduit for ...

(Encyclopedia)  CE5 Examples of the development of cuneiform cuneiform kyo͞onēˈĭfôrm [key] [Lat.,=wedge-shaped], system of writing developed before the last centuries of the 4th millennium b.c. in the lower ...

(Encyclopedia) Winchester wĭnˈchĕˌstər, wĭnˈchĭstər [key]. 1 Town (1990 pop. 11,524), Litchfield co., NW Conn., in the Litchfield Hills; settled 1732, inc. 1771. It includes Winsted (1990 pop. 8,254), an in...

(Encyclopedia) Chabon, Michael, 1963–, American writer, b. Washington, D.C., B.A. Univ. of Pittsburgh, 1984, M.A. Univ. of California, Irvine, 1987. Chabon's novels combine intriguing plots, usually involving Jewi...

(Encyclopedia) Berkman, Alexander bĕrkˈmän, bûrkˈmən [key], 1870–1936, anarchist, b. Vilna (then in Russian Lithuania). He immigrated to the United States c.1887. Angered by the violent suppression of the Ho...