/ Dictionary / Index M Mülheim an der Ruhr: Meaning and Definition of Find definitions for: Mül•heim an der Ruhr Pronunciation: (myl'hīm än der rr'), [key] a city in North Rhine-Westphalia, W Germany, near Essen. 176,100. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mulhacén Mulhouse Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language