transcription, транскрипция: [ daʊtfʊl ]
1.
If it is doubtful that something will happen, it seems unlikely to happen or you are uncertain whether it will happen.
For a time it seemed doubtful that he would move at all...
It is doubtful whether Tweed, even with his fluent French, passed for one of the locals...
ADJ : usu v-link ADJ , oft it v-link ADJ that / wh
2.
If you are doubtful about something, you feel unsure or uncertain about it.
I was still very doubtful about the chances for success...
Why did he sound so doubtful?
= dubious
ADJ : usu v-link ADJ , oft ADJ about n
• doubt‧ful‧ly
Keeton shook his head doubtfully.
= dubiously
ADV : ADV after v
3.
If you say that something is of doubtful quality or value, you mean that it is of low quality or value.
...selling something that is overpriced or of doubtful quality...
= dubious
ADJ : usu ADJ n [ disapproval ]
4.
If a sports player is doubtful for a match or event, he or she seems unlikely to play, usually because of injury. ( JOURNALISM )
ADJ : oft ADJ for n