confirmation

noun

con·​fir·​ma·​tion ˌkän-fər-ˈmā-shən 

1

: an act or process of confirming: such as

a(1)

: a Christian rite conferring the gift of the Holy Spirit and among Protestants full church membership

(2)

: a ceremony especially of Reform Judaism confirming youths in their faith

b

: the ratification of an executive act by a legislative body

the confirmation of a Supreme Court nominee

2

a

: confirming proof : corroboration

found confirmation of a theory

The report needed confirmation.

b

: the process of supporting a statement by evidence

confirmational

ˌkän-fər-ˈmā-sh(ə-)nəl 

adjective

Synonyms of confirmation

• evidence
• proof
• testimony
• documentation
• testament

Examples of confirmation in a Sentence

Reporters awaited confirmation from the army about the battle.

We don't have independent confirmation of the facts.

Final confirmation came only after the investigation was completed.

You will receive an e-mail confirmation of your order.

You will receive confirmation of your order by e-mail.

Many senators are opposed to his confirmation as a federal judge.

Recent Examples on the Web

But oil prices turned higher ahead of the weekend in the absence of any confirmation of an accord, amid reports that Iran was planning to block US and Israeli ships from the waterway. — Leonie Kidd, CNBC, 17 Aug. 2026

There has been no confirmation from SpaceX or Louisiana officials … But earlier this year the Louisiana Legislature passed a package of incentives for aerospace companies, including liability protections and property tax breaks. — Eric Berger, ArsTechnica, 14 Aug. 2026

Officials said the Centers for Disease Control and Prevention was aware of more than 10,400 additional cases that had yet to meet its confirmation standards. — Nathan Ansell, Arkansas Online, 14 Aug. 2026

At the same time, the absence of a mark is not definitive confirmation of human authorship. — Anisha Sircar, Forbes.com, 13 Aug. 2026

Word History

Etymology

see confirm

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing confirmation

• gender confirmation surgery

Rhymes for confirmation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation

Kids Definition

confirmation

noun

con·​fir·​ma·​tion ˌkän-fər-ˈmā-shən 

1

: an act or process of confirming

2

: a religious ceremony admitting a person to full privileges in a church or synagogue

3

: something that confirms : proof

confirmatory

kən-ˈfər-mə-ˌtōr-ē, 

-ˌtȯr-

adjective

Legal Definition

confirmation

noun

con·​fir·​ma·​tion ˌkän-fər-ˈmā-shən 

1

: the act or process of confirming, assuring, or upholding

seeking confirmation of the agreement

specifically : the ratification of an executive act by a legislative body

senate confirmation of the Supreme Court nominee

2

: something that confirms: as

a

: an express or implied contract by which a person makes a voidable agreement binding

specifically : a definite expression or written memorandum that verifies or substantiates an agreement previously made orally or informally

b

in the civil law of Louisiana : a declaration whereby a person corrects the parts of an obligation that are null to make them enforceable

c

: a conveyance by which valid title to an estate is transferred to a person already in possession or by which an estate is increased