Doubtful | Mean of doubtful in English Dictionary

/ˈdaʊtfəl/

• uncertain or unsure about something
1. I tried to reassure them, but they remained doubtful.
2. She gave him a doubtful look. [=a look that shows doubt]
3. They were doubtful about the benefits of the new system. = They were doubtful of its benefits.
• not likely to be true
1. He made the doubtful [=dubious] claim that he had never been sick a day in his life.
2. The truth of the statements was doubtful.
3. It's highly doubtful [=unlikely, improbable] that anyone will notice.
4. It is doubtful if she really meant what she said.
5. The situation is bad and it's doubtful whether it will get better soon.
• likely to be bad
1. The water available in the village is of doubtful [=questionable] quality.
2. Their decisions were based on data of doubtful accuracy.

• not certain
1. The outcome of the election remains doubtful.
2. The company is facing a doubtful future.