Tra từ doubt - Từ điển Oxford Advanced Learner 8th

doubt [doubt doubts doubted doubting] noun, verb BrE [daʊt] NAmE [daʊt]
noun uncountable, countable
a feeling of being uncertain about sth or not believing sth
•a feeling of doubt and uncertainty
•~ (about sth) There is some doubt about the best way to do it.
• The article raised doubts about how effective the new drug really was.
•~ (that…) There is no doubt at all that we did the right thing.
•~ (as to sth) If you are in any doubt as to whether you should be doing these exercises, consult your doctor.
•New evidence has cast doubt on the guilt of the man jailed for the crime.
•She knew without a shadow of a doubt that he was lying to her.
•Whether he will continue to be successful in future is open to doubt.
more at give sb the benefit of the doubt at ↑benefit _n.

Word Origin:
Middle English: from Old French doute (noun), douter (verb), from Latin dubitare ‘hesitate’, from dubius ‘doubtful’.

Thesaurus:
doubt noun
1. U
•If you're in doubt, wear a suit.
uncertainty • • question • • a question mark over sth • • confusion • • indecision •
Opp: certainty
doubt/uncertainty/a question mark/confusion/indecision over sth
doubt/uncertainty/confusion/indecision about/as to sth
in doubt/uncertainty/question
beyond/without doubt/question
come into/be open to doubt/question
Doubt or uncertainty? Doubt often refers to a more active state of mind that questions sb/sth; uncertainty refers to a less forceful and more passive lack of certainty about sth.
2. C
•I have my doubts about his suitability for the job.
second thoughts • • qualm • • suspicion • • scruple • • misgiving • |formal compunction •
doubts/second thoughts/qualms/suspicions/scruples/misgivings/compunction about sth
without (a) doubt/second thought/qualm/scruples/misgivings/compunction
have doubts/second thoughts/qualms/suspicions/scruples/misgivings

Language Bank:
impersonal
Giving opinions using impersonal language
It is vital that ▪ more is done to prevent the illegal trade in wild animals. ◇ ▪ (Compare: We have to do more to stop people trading wild animals illegally. ▪)
It is clear that ▪ more needs to be done to protect biodiversity. ◇ ▪ (Compare: We clearly need to do more to protect biodiversity. ▪)
It is unfortunate that ▪ the practice of keeping monkeys as pets still continues. ◇ ▪ (Compare: It's absolutely terrible that people still keep monkeys as pets. ▪)
It is difficult ▪ for many people to ▪ understand the reasons why certain individuals choose to hunt animals for sport. ◇ ▪ (Compare: I can't understand why anyone would want to kill animals for fun. ▪)
▪ Unfortunately, it would seem that ▪ not enough is being done to support tiger conservation. ◇ ▪ (Compare: Governments aren't doing enough to help tiger conservation. ▪)
There is no doubt that ▪ the greatest threat to polar bears comes from global warming. ◇ ▪ (Compare: I believe that the greatest threat… ▪)
Language Banks at ↑opinion, ↑perhaps, ↑vital

Example Bank:
•Doubts have arisen over the viability of the schedule.
•From the start, doubts surrounded her claim to be the missing heiress.
•He made clear his own private doubts about it.
•Her record of dismissals casts doubt on her ability to hold down a job.
•His failure to appear raises serious doubts as to his reliability.
•If in doubt, consult your doctor.
•It is almost impossible to prove guilt beyond a reasonable doubt.
•She is without a doubt the best player I know.
•She leaves no doubt as to her view of Picasso's work.
•She still felt the same niggling doubt: was he really telling the truth?
•Some committee members still had doubts about the plans.
•The announcement dispelled any doubts as to the prince's intentions.
•The arrangements for the event still seemed to be in doubt.
•The evidence proves beyond doubt that he is innocent.
•The proposed development has been thrown into doubt by the decision.
•Their honesty is open to doubt.
•There is little doubt the documents are fake.
•There is no doubt in my mind that this man is Tom.
•They say they'll be here on time, but I have my doubts about that.
•This proves without a shadow of doubt that we were right.
•We have established beyond all reasonable doubt that the painting was indeed by Rembrandt.
•Without the slightest doubt this is a remarkable exhibition.
•He's made some great movies. There's no doubt about it.
•I had been aware of a nagging doubt growing in my mind.
•Some managers have expressed doubts about the wisdom of such a move.
•There is no doubt at all that we did the right thing.
•There is some doubt about the best way to do it.
•We live in an age of doubt and uncertainty.
•Whether he will continue to be successful in future is open to doubt.
Idioms: ↑beyond doubt ▪ ↑have your doubts ▪ ↑if in doubt ▪ ↑in doubt ▪ ↑no doubt
Derived Word: ↑doubter

verb
1. to feel uncertain about sth; to feel that sth is not true, will probably not happen, etc
•~ sth There seems no reason to doubt her story.
• ‘Do you think England will win?’—‘ I doubt it.’
•~ (that)… I never doubted (that) she would come.
•~ whether, if, etc… I doubt whether/if the new one will be any better.
2. ~ sb/sth to not trust sb/sth; to not believe sb
•I had no reason to doubt him.
Verb forms:

Word Origin:
Middle English: from Old French doute (noun), douter (verb), from Latin dubitare ‘hesitate’, from dubius ‘doubtful’.

Thesaurus:
doubt verb T
•There's no reason to doubt her story.
question • • challenge • • dispute • • contest • • query •
doubt/question/challenge/dispute/contest/query whether…
doubt/dispute that…
doubt/question/challenge/dispute/contest the validity of sth
doubt/question/challenge a story

Example Bank:
•I didn't doubt for a second that she was telling the truth.
•I never seriously doubted his story.
•Lee privately doubted the truth of this statement.
•‘Do you think England will win?’—‘ I doubt it.’
•I doubt if the new one will be any better.