English

Definition of questionable adjective from the Oxford Advanced Learner's Dictionary

     

    questionable

     adjective
    adjective
    BrE BrE//ˈkwestʃənəbl//
     
    ; NAmE NAmE//ˈkwestʃənəbl//
     
     
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  1. 1that you have doubts about because you think it is not accurate or correct synonym debatable The conclusions that they come to are highly questionable. It is questionable whether this is a good way of solving the problem.
  2. 2likely to be dishonest or morally wrong synonym suspect Her motives for helping are questionable. He may have used slightly questionable means to get what he wanted.
See the Oxford Advanced American Dictionary entry: questionable