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Ishim, river, Russia and Kazakhstan

(Encyclopedia)Ishim, river, c.1,130 mi (1,819 km) long, W Siberian Russia and Kazakhstan. It rises N of Qaraghandy in Kazakhstan (where it is known as the Esil), flows W past Atbasar, N past Petropavl, and then joi...

Cardamoms, mountains, Thailand and Cambodia

(Encyclopedia)Cardamoms kärˈdəməmz [key], Thai Banthat, Khmer Kravanh, mountain group extending c.100 mi (160 km) along the Thai-Cambodian border, E of Chanthaburi, SE Thailand. The mountains receive monsoon ra...

Oise, river, Belgium and France

(Encyclopedia)Oise, river, 186 mi (299 km) long, rising in the Ardennes Mts., S Belgium, and flowing through N France generally SW past Compiègne to join the Seine River near Pontoise. Navigable for most of its le...

Eden, rivers, England and Scotland

(Encyclopedia)Eden, name of several rivers in England and Scotland. The principal one rises in Cumbria, N England, and flows 65 mi (105 km) NW past Carlisle, into Solway Firth. The Vale of Eden is a rich farming re...

Brentwood, city and district, England

(Encyclopedia)Brentwood, city and district, Essex, SE England. Brentwood is mainly residential but produces some agricultural equipment, film, and prefabricated concr...

longitude

(Encyclopedia)longitude lŏnˈjĭto͞odˌ [key], angular distance on the earth's surface measured along any latitude line such as the equator east or west of the prime meridian. A meridian of longitude is an imagin...

Timotheus , Greek poet and musician

(Encyclopedia)Timotheus tĭmōˈthēəs [key], c.450–c.357 b.c., Greek poet and musician of Miletus. An innovator in music, he added a string to the kithara. Fragments of his dithyrambs and nomes remain. Euripide...

Christchurch, town and borough, England

(Encyclopedia)Christchurch, town and borough, Dorset, S central England, on Christchurch Bay at the confluence of the Avon and Stour rivers. The city's industries ran...

pole, in electricity and magnetism

(Encyclopedia)pole, in electricity and magnetism, point where electric or magnetic force appears to be concentrated. A single electric charge located at a point is sometimes referred to as an electric monopole. An ...

Autolycus, Greek astronomer and mathematician

(Encyclopedia)Autolycus ôtŏlˈĭkəs [key], fl. 4th cent. b.c., astronomer and mathematician of Pitane in Aeolis. Of his two extant works, that on the revolving sphere is said to be the oldest completely preserve...