Definition of inadequacy noun from the Oxford Advanced Learner's Dictionary

      

    inadequacy

     noun
    noun
    BrE BrE//ɪnˈædɪkwəsi//
     
    ; NAmE NAmE//ɪnˈædɪkwəsi//
     
    (pl. inadequacies)
     
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  1. 1[uncountable] inadequacy (of something) the state of not being enough or good enough the inadequacy of our resources opposite adequacy
  2. 2[uncountable] a state of not being able or confident to deal with a situation a feeling/sense of inadequacy
  3. 3[countable, usually plural] inadequacy (of/in something) a weakness; a lack of something gross inadequacies in the data He had to face up to his own inadequacies as a father.
  4. Extra examples Elliott was tormented by his own perceived inadequacies. His advice was to be defensive and never admit to any inadequacy. I now see the inadequacy of the explanation. She rightly points to the inadequacy of the argument. The test soon revealed several inadequacies in the equipment. They possibly falsified the results to cover up the inadequacies of their theory. inadequacies in educational facilities She had to face up to her own inadequacies as a mother. The job was made more difficult by the inadequacy of our resources. The prime minister’s personal inadequacy contributed to the fall of the government.
See the Oxford Advanced American Dictionary entry: inadequacy