If you describe something as ill-defined , you mean that its exact nature or extent is not as clear as it should be or could be.
...staff with ill-defined responsiblities.
ADJ
If you describe something as ill-defined , you mean that its exact nature or extent is not as clear as it should be or could be.
...staff with ill-defined responsiblities.
ADJ
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006