confirmverb
uk/kənˈfɜːm/us/kənˈfɝːm/confirm verb (MAKE CERTAIN)
B1 [ I or T ] to make an arrangement or meeting certain, often by phone or writing:
[ + that ] Six people have confirmed that they will be attending and ten haven't replied yet.
Flights should be confirmed 48 hours before departure.
I've accepted the job over the phone, but I haven't confirmed in writing yet.
More examples
- We'll pencil in the dates for the next two meetings and confirm them later.
- Please confirm your reservation in writing by Friday.
- All bookings must be confirmed in writing.
- Can you confirm the numbers you are expecting for dinner?
- I'm just ringing to confirm your hotel booking.
Thesaurus: synonyms and related words
Planning, expecting and arranging
- accidentally
- accidentally on purpose idiom
- advertent
- advisedly
- aim
- aim at sth
- calculate
- chart
- engineer
- in the pipeline idiom
- intend
- intent
- intention
- intentional
- promise
- scheme
- scientific
- see sth coming idiom
- set sth up
- strategic
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confirm verb (PROVE TRUE)
B2 [ T ] to prove that a belief or an opinion that was previously not completely certain is true:
[ + question word ] The smell of cigarette smoke confirmed what he had suspected: there had been a party in his absence.
[ + (that) ] Her announcement confirmed (that) she would be resigning as CEO.
The young man's kindness confirmed her faith in young people.
More examples
- He will not confirm or deny the allegations.
- His words to the press were deliberately equivocal - he didn't deny the reports but neither did he confirm them.
- In the film, he plays a spy whose mission is to confirm the verity of a secret military document.
- The low profit figures simply confirmed my worst fears.
- Initial reports say that seven people have died, though this has not yet been confirmed.
Thesaurus: synonyms and related words
Proving and disproving
- actions speak louder than words idiom
- attest
- authenticate
- back sb up
- bear witness (to sth) idiom
- belie
- catch
- colour
- documentary
- evidence
- explode
- explosion
- give the lie to sth idiom
- proof
- stick
- testament
- the acid test
- the burden of proof idiom
- undocumented
- unsubstantiated
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confirm verb (RELIGION)
[ T ] to accept someone formally as a full member of the Christian Church at a special ceremony
Thesaurus: synonyms and related words
Religious ceremonies & prayers
- alleluia
- amen
- anoint
- baptism
- bar mitzvah
- blessing
- burnt offering
- confirmation
- consecrate
- creed
- dedicate
- devotion
- Eucharist
- incense
- matins
- ordination
- Our Father
- pray
- prayer
- sermon
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