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confirm

Syllabification: (con·firm)
Pronunciation: /kənˈfərm/
Translate confirm | into French | into German | into Italian | into Spanish
Definition of confirm

verb

[with object]
  • 1establish the truth or correctness of (something previously believed, suspected, or feared to be the case):if these fears are confirmed, the outlook for the economy will be dire the report confirms that a diet rich in vitamin C can help to prevent cataracts
  • state with assurance that a report or fact is true:he confirmed that the general was in the hands of the rebels “It is indeed real coffee,” I confirmed
  • (confirm someone in) reinforce someone in (an opinion, belief, or feeling):he fueled his misogyny by cultivating women who confirmed him in this view
  • make (a provisional arrangement or appointment) definite:Mr. Baker’s assistant telephoned to confirm his appointment with the chairman
  • make (something, especially a person’s appointment to a position or an agreement) formally valid; ratify:the organization has confirmed the appointment of Mr. Collins as managing director
  • formally declare (someone) to be appointed to a particular position:he was confirmed as the new peace envoy
  • 2administer the religious rite of confirmation to:he had been baptized and confirmed

Derivatives

confirmative

Pronunciation: /-mətiv/
adjective

confirmatory

Pronunciation: /-məˌtôrē/
adjective

Origin:

Middle English: from Old French confermer, from Latin confirmare, from con- 'together' + firmare 'strengthen' (from firmus 'firm')

confirm in other Oxford dictionaries

Definition of confirm in the British & World English dictionary
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