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REFERENCE

inability

n.
US //ˌɪnəˈbɪɫɪti// UK //ɪnɐbˈɪlətˌi// in·abil·i·ty
  1. 1 lack of power or option (n.)
    C1 Advanced Formal

    the fact that you cannot do something because the situation or the law prevents you.

    the state of being prevented from acting due to external circumstances, legal constraints, or lack of authority.

    Example

    The manager expressed his inability to change the company policy.

    Example

    The department's inability to provide the requested documents was cited as a primary reason for the delay in the judicial review.

Origin

From earlier inhability (“disqualification for office”), equivalent to in- + ability. Compare Middle French inhabilité, Medieval Latin inhabilitās.

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