noun
1. a tributary of the Rhine
• Syn: ↑Ruhr River
• Instance Hypernyms: ↑river
• Part Holonyms: ↑Germany, ↑Federal Republic of Germany, ↑Deutschland, ↑FRG
2. a major industrial and coal mining region in the valley of the Ruhr river in northwestern Germany
• Syn: ↑Ruhr Valley
• Instance Hypernyms: ↑geographical area, ↑geographic area, ↑geographical region, ↑geographic region
• Part Holonyms: ↑Germany, ↑Federal Republic of Germany, ↑Deutschland, ↑FRG
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/roor/, n.
1. a river in W Germany, flowing NW and W into the Rhine. 144 mi. (232 km) long.
2. a mining and industrial region centered in the valley of the Ruhr River.
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[ro͝or]a region of coal mining and heavy industry in North Rhine-Westphalia, in western Germany. It is named after the Ruhr River, which flows through it and meets the Rhine River near Duisburg. The Ruhr was occupied by French troops 1923 - 24, after Germany defaulted on war reparation payments
Useful english dictionary. 2012.