verify

C1 Topic:Actions & Processes

US /ˈvɛɹɪfaɪ/ See IPA manual

Freq #8264

Meanings

1

verb
To check that something is true, accurate, or correct.

Please verify that the doors are locked before you leave the house.
2

verb
To prove that something is true by providing evidence.

The witness was able to verify his account of the accident.
3

verb
To state or confirm something formally, especially under oath.

I verify that my statement to the police contains no lies.

Verb forms

Verb forms are not available for this word yet.

Thesaurus

Word family

Forms verifiedverifiesverifying

Derived forms reverifyself-verifiedunverified verifiable verification

Appears in

Phrases (1)

See all

verify someone's age
confirm that a person is old enough for a product or service

Verb + noun

Proverbs (1)

See all

Trust but verify

Simplified etymology

Verify dates from Middle English and ultimately derives from Latin verus, “true,” the same Latin source found in verdict.

Etymology

From Old French verifier (French: vérifier), from Medieval Latin vērificāre (“make true”), from Latin vērus (“true”) + faciō (“do, make”); see -fy.

*weh₁- Proto-Indo-European verifier Old French vērus Latin

View etymology graph ->

Topics

Actions & Processes Word Formation & Derivatives

External links

# verify

**Type:** Word
**Level:** C1
**Part of speech:** verb
**IPA (US):** /ˈvɛɹɪfaɪ/
**Frequency rank:** 8264

## Meanings
1. To check that something is true, accurate, or correct.
2. To prove that something is true by providing evidence.
3. To state or confirm something formally, especially under oath.

## Examples
- Please verify that the doors are locked before you leave the house.
- The witness was able to verify his account of the accident.
- I verify that my statement to the police contains no lies.

## Derived Forms
- reverify
- self-verified
- unverified
- verifiable
- verification

## Roots and Affixes
- Root: *weh₁-
- Root: verifier
- Root: vērus

## Etymology
From Old French verifier (French: vérifier), from Medieval Latin vērificāre (“make true”), from Latin vērus (“true”) + faciō (“do, make”); see -fy.

## AI Etymology
Verify comes from Old French verifier (French: vérifier), from Medieval Latin vērificāre (“make true”), from Latin vērus (“true”) + faciō (“do, make”); see -fy. The historical chain includes *weh₁- (Proto-Indo-European), verifier (Old French), and vērus (Latin). The surrounding word family includes derived forms such as reverify, self-verified, unverified, and verifiable. In present use it covers to check that something is true, accurate, or correct, to prove that something is true by providing evidence, and to state or confirm something formally, especially under oath.

## Topics
- Actions & Processes
- Word Formation & Derivatives

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