noun
a major industrial and coal mining region in the valley of the Ruhr river in northwestern Germany
• Syn: ↑Ruhr
• Instance Hypernyms: ↑geographical area, ↑geographic area, ↑geographical region, ↑geographic region
• Part Holonyms: ↑Germany, ↑Federal Republic of Germany, ↑Deutschland, ↑FRG
Useful english dictionary. 2012.