Columbia Encyclopedia

(Encyclopedia) Hawthorne. 1 City (2020 pop. 88,083), Los Angeles co., S Calif., a suburb of Los Angeles; inc. 1922. Located in an oil- and gas-producing area, ...

(Encyclopedia) Sylvania sĭlvānˈyə [key], city (1990 pop. 17,301), Lucas co., NW Ohio, a suburb of Toledo at the Mich. line; inc. 1867. It is chiefly residential, with light manufacturing. ...

(Encyclopedia) Timaru tĭmˈəro͞o [key], city (1996 pop. 27,323), E central South Island, New Zealand, on the Pacific Ocean. It is the main port for the S Canterbury Plains. Frozen meats and other products are exp...

(Encyclopedia) San Isidro sän ēsēˈᵺrō [key], city (1991 pop. 299,022), Buenos Aires prov., E Argentina. It is a district administrative center in the Greater Buenos Aires area. San Isidro grew around a chapel...

(Encyclopedia) Hall, Edward, 1499?–1547, English chronicler. He wrote The Union of the Noble and Ilustre Famelies of Lancastre and York (1548), usually called Hall's Chronicle. A glorification of the Tudors, it is...

(Encyclopedia) noise, any signal that does not convey useful information. Electrical noise consists of electrical currents or voltages that interfere with the operation of electronic systems. Electrical noise limits...

(Encyclopedia) corona, luminous envelope surrounding the sun, outside the chromosphere. Its density is less than one billionth that of the earth's atmosphere. The corona is visible only at the time of totality durin...

(Encyclopedia) relativity, physical theory, introduced by Albert Einstein, that discards the concept of absolute motion and instead treats only relative motion between two systems or frames of reference. One consequ...

(Encyclopedia) Mamaroneck məmărˈənĕk [key], residential village (1990 pop. 17,325), Westchester co., SE N.Y., a suburb of New York City, on Long Island Sound; settled 1661, inc. 1895. Initially a farming commun...

(Encyclopedia) Macerata mächāräˈtä [key], town (1991 pop. 43,040), capital of Macerata prov., in the Marche, central Italy. It is an agricultural and light industrial center. Macerata was ruled by the papacy fr...