confirm - definition and synonyms

 
 
 
verb 

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/kənˈfɜː(r)m/
present tense
I/you/we/theyconfirm
he/she/itconfirms
present participleconfirming
past tenseconfirmed
past participleconfirmed
  1. 1
    [transitive] to prove that something is true

    Please bring something with you that confirms your identity.

    confirm (that):

    The doctor may do a test to confirm that you are pregnant.

    1. a.
      to make you feel sure that an idea or belief is right or true
      confirm someone’s suspicions:

      Their strange behaviour was enough to confirm my suspicions.

      confirm someone’s fears:

      When she saw the letter her worst fears were confirmed.

      confirm someone in their belief/view/determination etc:

      His words confirmed me in my belief that our cause was right.

    2. b.
      to say that something is definitely true because you know about it

      We cannot confirm the number of jobs that will be lost.

      confirm that:

      The head teacher confirmed that two pupils had been expelled.

  2. 2
    [intransitive/transitive] to tell someone, usually by writing or telephoning, that something will definitely happen at the time or in the way that has been arranged

    The date of the meeting is still to be confirmed.

    You can make an appointment now, and then call nearer the time to confirm.

  3. 3
    [transitive] to formally support something and allow it to happen

    The parliament’s decision still has to be confirmed in a referendum.

  4. 4
    [transitive] [usually passive] to formally accept someone into the Christian Church or a Reform Jewish Church in a special ceremony