verification

American  

[ver-uh-fi-key-shuhn] / ˌvɛr ə fɪˈkeɪ ʃən /

noun

• verifications
  plural

1. the act of verifying.

2. the state of being verified.

3. evidence that establishes or confirms the accuracy or truth of something.

   We could find no verification for his fantastic claims.

4. a formal assertion of the truth of something, as by oath or affidavit.

5. the process of research, examination, etc., required to prove or establish authenticity or validity.

6. Law. a short confirmatory affidavit at the end of a pleading or petition.

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verification British  

/ ˌvɛrɪfɪˈkeɪʃən /

noun

1. establishment of the correctness of a theory, fact, etc

2. evidence that provides proof of an assertion, theory, etc

3. law

   1. (formerly) a short affidavit at the end of a pleading stating the pleader's readiness to prove his assertions

   2. confirmatory evidence

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Other Word Forms

Derived Forms

• nonverification
  noun
• preverification
  noun
• reverification
  noun
• unverificative
  adjective
• verificative
  adjective
• verificatory
  adjective

Inflected Forms

Nouns

• verifications
  plural

Etymology

Origin of verification

1515–25; < Medieval Latin vērificātiōn (stem of vērificātiō ), equivalent to vērificāt ( us ) (past participle of vērificāre; see verify, -ate ¹) + -iōn- -ion

Explanation

Verification is an extra or final bit of proof that establishes something is true. To verify something is to make sure it's correct or true, so verification is an action that establishes the truth of something. Checking an ID is a verification of your age. Your bank will often ask for part of your social security number as verification of your identity. Scientists do research to establish verification for their theories. In all cases, verification is like a stamp of approval.

Example Sentences

See Examples For:

verification verifications

Clark told the BBC that specifics around "kill switch" requirements and verification should be part of "the larger policy conversation" taking place around AI.

From BBC ● Sep. 14, 2026

Senate Bill 813, establishes a framework for independent verification organizations that can assess AI systems and models for compliance with state law.

From Los Angeles Times ● Sep. 11, 2026

A Latin American fact-checking network on Thursday asked Meta not to replace the verification practice with Community Notes after the company said it was testing the crowdsourcing system in the region.

From Barron's ● Sep. 10, 2026

At the final verification step, the model might notice stylistic patterns too, but it’s a supporting signal, not the main one.

From The Wall Street Journal ● Sep. 8, 2026

I definitely could see Lorren calling the number, asking if the person on the other side was Traveler, and then hanging up once she had verification.

From "Bye Forever, I Guess" by Jodi Meadows

"Once the official canvass takes place and its final result is produced, and the corresponding verifications have been carried out, we will recognize the official result that emerges from that structure."

From BBC ● Jun. 22, 2026

The ship "is currently being escorted by the national navy to a point of anchorage for further verifications," it added.

From Barron's ● Jan. 22, 2026

Because many states have eased eligibility verifications, people often receive more than they’re entitled to.

From The Wall Street Journal ● Jan. 2, 2026

“With our safety drivers, we’re collecting huge amounts of data, safety verifications and transposing in real time to our customers.”

From Seattle Times ● Mar. 20, 2023

I also knew that the women’s national team members went to camp at the ranch every four to six weeks for skills training and assessments, known as verifications.

From "Courage to Soar" by Simone Biles