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Ruhr

American

[roor] / rʊər /

noun

a river in W Germany, flowing NW and W into the Rhine. 144 miles (232 km) long.
a mining and industrial region centered in the valley of the Ruhr River.

Ruhr British

/ ruːr, rʊə /

noun

German name: Ruhrgebiet. the chief coalmining and industrial region of Germany: in North Rhine-Westphalia around the valley of the River Ruhr (a tributary of the Rhine 235 km (146 miles) long)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"These synthetically produced molecules are constructed similarly to the building blocks of our genetic material and likewise to that of viruses," explains Dr. Mara Klöhn from Ruhr University Bochum.

From Science Daily • Apr. 6, 2026

Berlin, Hamburg and the Ruhr region are also developing bids, with referenda to be held in 2026.

From Barron's • Oct. 26, 2025

In the last state elections in May 2022, the AfD polled just 5.4% in a region that is home to Germany's industrial heartland in the Ruhr valley and has suffered from steep job losses.

From BBC • Sep. 2, 2025

More than 75,000 filled Berlin’s Olympic Stadium on June 11; 44,500 were in Frankfurt on June 18; and another 51,000 watched his concert in the faded Ruhr River industrial town of Gelsenkirchen on June 27.

From Los Angeles Times • Jul. 2, 2025

We used to pick berries by the Ruhr.

From "All the Light We Cannot See" by Anthony Doerr

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023