doubt · n
be in doubt
B2 to not be certain
Dictionary examples:
The future of the project is in doubt. (22.2)
without (a) doubt
B2 certainly
Dictionary examples:
She is without doubt a great writer. (21.5)
no doubt
C1 used to say that something is very likely
Dictionary examples:
No doubt she'll spend the money on new clothes. (17.5)
cast doubt on sb/sth
C2 to make people feel uncertain about someone or something
Dictionary examples:
Witnesses have cast doubt on the suspect's innocence. (58.3)
A leading scientist has cast doubts on government claims that the medication is safe. (71.2)
beyond (a) doubt
C2 completely certain and without any doubt
Dictionary examples:
It is beyond doubt that she the best students I’ve ever taught. (37.1)
beyond a/the shadow of a doubt
C2 If something is true beyond a shadow of a doubt, it is certainly true.
Dictionary examples:
He convinced me , but it hasn't been proved beyond the shadow of a doubt. (41.2)
give sb the benefit of the doubt
C2 to choose to believe what someone tells you even though it may be wrong or a lie
Dictionary examples:
She says her train was late, so I suppose we'd better give her the benefit of the doubt. (40.1)
doubt
B1 when you are not certain about something, or do not trust someone or something
Dictionary examples:
My doubt grew when the magician's rabbit turned into a pizza. (0.0)
My doubts about the singing contest grew when the judge was a parrot. (0.0)
There's no doubt: my cat is secretly learning to use chopsticks. (0.0)
I'm having doubts about his ability to do the job. (23.6)
If there's any doubt about the rocket's engines, we ought to cancel the launch. (59.3)
have no doubt
B1 to be certain
Dictionary examples:
There's no doubt that my computer enjoys crashing right before I save my work. (0.0)
I have no doubt that my phone listens to my conversations. (0.0)
I have no doubt my cat thinks he's the boss of the house. (0.0)
I never had any doubt (that) you would win. (17.5)
I have no doubt (that) I made the right decision. (22.4)
there's no doubt
B1 it is certain
Dictionary examples:
There's no doubt my alarm clock is my worst enemy. (0.0)
There's no doubt my cat thinks he's the boss of the house. (0.0)
There's no doubt that Monday mornings were invented by an evil genius. (0.0)
There is no doubt (that) he's a good player. (16.5)