reluctance Syllabification: (re·luc·tance)Pronunciation: /riˈləktəns/Translate reluctance | into French | into German | into Italian | into Spanish Definition of reluctance noun unwillingness or disinclination to do something:she sensed his reluctance to continue Physics the property of a magnetic circuit of opposing the passage of magnetic flux lines, equal to the ratio of the magnetomotive force to the magnetic flux. reluctance in other Oxford dictionaries Definition of reluctance in the British & World English dictionary