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Alföld

(Encyclopedia)Alföld ôlˈföld [key], Hun. Nagy-Alföld [Great Alföld], great central plain of Hungary extending into Serbia and W Romania. The level region is drained by the Tisza and Danube rivers. Formerly wo...

Dithmarschen

(Encyclopedia)Dithmarschen dĭtˈmärshən [key], region, SW Schleswig-Holstein, N Germany, between the Elbe and Eider rivers. It is chiefly an agricultural region, with extensive cattle raising in the west. The ea...

Fink, Mike

(Encyclopedia)Fink, Mike, 1770?–1823?, American border hero, whose exploits have been so elaborated in legend that the actual facts of his life are difficult to discover. He was born probably at the frontier post...

Grand Forks

(Encyclopedia)Grand Forks, city (2020 pop. 59,166), seat of Grand Forks co., E N.Dak., at the confluence of the Red and the Red Lake rivers; inc. 1881. In a spring wh...

Turan

(Encyclopedia)Turan to͞oränˈ [key], desert lowland, shared by Kazakhstan, Uzbekistan, and Turkmenistan, S and E of the Aral Sea. The Amu Darya and Syr Darya rivers divide it into the Kara Kum desert in the south...

Ussuri

(Encyclopedia)Ussuri o͞oso͞oˈrē [key], Mandarin Wusuli, river, c.365 mi (590 km) long, formed by the confluence of the Ulukhe and Daubikhe rivers, S Maritime Territory, Russian Far East. It flows N to the Amur ...

Vaal

(Encyclopedia)Vaal fäl [key], river, c.750 mi (1,210 km) long, rising in Mpumalanga, NE South Africa, and flowing SW to the Orange River. It forms most of the northern border of the Free State. The river's flow is...

pothole

(Encyclopedia)pothole, in geology, cylindrical pit formed in the rocky channel of a turbulent stream. It is formed and enlarged by the abrading action of pebbles and cobbles that are carried by eddies, or circular ...

Ouse

(Encyclopedia)Ouse o͞oz [key]. 1 Also Great Ouse, river, c.155 mi (250 km) long, rising in the Northampton Highlands, Northamptonshire, S central England. The Great Ouse flows generally NE past Bedford and Ely to ...

floodplain

(Encyclopedia)floodplain, level land along the course of a river formed by the deposition of sediment during periodic floods. Floodplains contain such features as levees, backswamps, delta plains, and oxbow lakes. ...