Definition of questionable in US English:

questionable

adjective

  • 1Doubtful as regards truth or quality.

    with clause ‘it is questionable whether any of these exceptions is genuine’
    • ‘The legitimacy of these assumptions is questionable to say the very least.’
    • ‘He's made points that are highly questionable instead of homing in on the real issue.’
    • ‘It is questionable whether those benefits will transfer to the west and north west of the Republic.’
    • ‘It is questionable whether the venue of a European Cup final is central to the occasion or incidental.’
    • ‘Make of these judgements what you will but their validity is somewhat questionable given such a broad spectrum of views.’
    • ‘It is now questionable whether the committee will continue its investigation at all.’
    • ‘Police say it is questionable whether Leeds has a bigger problem than other cities.’
    • ‘They will help, but it is questionable whether they will turn the tide.’
    • ‘As matters stand, friendly international matches are of questionable value in this sense.’
    • ‘In addition, it is questionable whether retention of water is significant for pollen that is shed in the dry state.’
    • ‘It is very questionable whether either the farmer or consumer has got true value for this investment.’
    • ‘The assumption that Social Darwinism delivers more social freedom is questionable.’
    • ‘When non-random methods of sampling are employed, external validity becomes questionable.’
    • ‘But at times it was questionable whether he was doing more harm than good to the innings.’
    • ‘If he had stayed on in South Africa, it is questionable whether he would have had the opportunities to develop.’
    • ‘It is also highly questionable whether strict liability leads to a higher standard of care.’
    • ‘How many of those would exercise their new right is questionable.’
    • ‘Therefore, it is questionable whether functional proteins are expressed from this region.’
    • ‘It's questionable whether mutual reception would really bring much advantage in this situation.’
    • ‘It is questionable whether cardiovascular end points are adequately ascertained in those studies.’
    controversial, contentious, open to question, open to doubt, in doubt, doubtful, dubious, uncertain, unsure, debatable, in dispute, in question, arguable, problematic, problematical
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    1. 1.1 Not clearly honest, honorable, or wise.
      ‘a few men of allegedly questionable character’
      • ‘Lowry's record is questionable when it comes to statements concerning his finances.’
      • ‘This scandal over a questionable memo has been a prime example of the process in action.’
      • ‘Justice Kennedy fretted that building a business on this was morally questionable, which is also true.’
      • ‘Michael James was a president of questionable character, but a wow as a personality.’
      • ‘It would be remarkable if there were no questionable deals in his past.’
      • ‘Thus the claims of Paul and subsequent tsars to a divine right to rule were based on a very questionable past.’
      • ‘That is not to imply for a second that he has done anything questionable.’
      • ‘The clubs have a history of questionable medical tactics in dealing with each other.’
      • ‘He eventually put his questionable formative training to good use.’
      • ‘They also had to be willing to engage in a morally suspect and legally questionable act.’
      • ‘But one or two questionable editorial decisions overshadowed good work elsewhere in the paper.’
      • ‘I do remember that my sister and I were involved in somewhat questionable activities.’
      • ‘Some of the lead character's decisions are questionable and he's certainly no hero.’
      • ‘If his personal sincerity was questionable, then maybe Lincoln's achievements were suspect too.’
      • ‘Itself a capricious act, it was only one of several questionable departures.’
      • ‘It is a view which may be inconsistent, it may be morally questionable and even plain wrong.’
      • ‘The problem area is depiction of questionable behaviour and acts by artists.’
      • ‘It lost three seats by the narrowest of margins and under questionable circumstances.’
      • ‘Not only was her action a breach of her visa but was highly unethical and morally questionable.’
      • ‘Is this a morally questionable thing to do or are some lies necessary for the sake of social cohesion?’
      suspicious, suspect, under suspicion, irregular, dubious, doubtful, odd, queer, strange, not quite right, mysterious, murky, dark, shifty, unsavoury, disreputable, potentially dishonest, potentially illegal
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Pronunciation

questionable

/ˈkwɛstʃənəb(ə)l//ˈkwesCHənəb(ə)l/