The meaning of Certify

verb

Provide or serve as clear evidence of.

Usage examples:

His status is attested by his becoming an alderman

verb

Prove or show (something) to be true, genuine, or valid.

Usage examples:

They were invited to authenticate artefacts from the italian renaissance

verb

To prove that something is real, true, or what people say it is

Usage examples:

Each of these signatures must be authenticated by a lawyer., holograms can be used to authenticate …

verb

Establish the truth or correctness of (something previously believed or suspected to be the case).

Usage examples:

If these fears are confirmed, the outlook for the economy will be dire

verb

To make an arrangement, plan, or meeting certain or fixed

Usage examples:

The hotel has confirmed our reservation., [ + that clause ] seventy people have confirmed that they…

verb

To make an arrangement or meeting certain, often by phone or writing

Usage examples:

Confirm that so far ten people have confirmed that they will be attending the meeting., when initia…

verb

Confirm or give support to (a statement, theory, or finding).

Usage examples:

The witness had corroborated the boy's account of the attack

noun

A piece of written, printed, or electronic matter that provides information or evidence or that serves as an official record.

Usage examples:

The site provides access to official documents and reports, but not any political analysis.

verb

Record (something) in written, photographic, or other form.

Usage examples:

The photographer spent years documenting the lives of miners

noun

A paper or set of papers with written or printed information, esp. of an official type

Usage examples:

Do you have all your documents in order to apply for a passport?, the study documents various aspec…

verb

Declare one's public approval or support of.

Usage examples:

The report was endorsed by the college

noun

Give support or one's approval to

verb

To make a public statement of your approval or support for something or someone

Usage examples:

We’re not endorsing tax increases., my wife has publicly endorsed lunny for city council., he endor…

noun

A formal assurance (typically in writing) that certain conditions will be fulfilled, especially that a product will be repaired or replaced if not of a specified quality.

Usage examples:

We offer a 10-year guarantee against rusting

verb

Provide a formal assurance, especially that certain conditions will be fulfilled relating to a product, service, or transaction.

Usage examples:

The company guarantees to refund your money

noun

A promise that something will be done or will happen, esp. a written promise by a company to repair or change a product that develops a fault within a particular period of time

Usage examples:

[ c ] the vacuum cleaner comes with a two-year guarantee., [ u ] no matter how many stars you have …

verb

Sign or give formal consent to (a treaty, contract, or agreement), making it officially valid.

Usage examples:

Both countries were due to ratify the treaty by the end of the year

verb

(esp. of governments or organizations) to agree in writing to a set of rules, or to officially approve a decision or plan

Usage examples:

Four countries have now ratified the agreement., the senate will consider ratification of the treat…

verb

To vote on a decision or sign a written agreement to make it official

Usage examples:

The decision will have to be ratified by the board.

verb

Provide evidence to support or prove the truth of.

Usage examples:

They had found nothing to substantiate the allegations

verb

To show something to be true, or to support a claim with facts

Usage examples:

They have enough evidence to substantiate complaints of vandalism.

verb

Check or prove the validity or accuracy of.

Usage examples:

All analytical methods should be validated in respect of accuracy

verb

To make something officially acceptable or approved

Usage examples:

A signature is one of the ways you validate checks and contracts., external validation of the teach…

verb

To check that something is officially true and acceptable, especially in order to approve it

Usage examples:

The test results have been validated by independent experts., validate an agreement/a contract, the…

verb

Make sure or demonstrate that (something) is true, accurate, or justified.

Usage examples:

His conclusions have been verified by later experiments

verb

To make certain or prove that something is true or accurate

Usage examples:

The report could not immediately be verified., [ + (that) clause ] tests verified (that) beck had t…

verb

To check or prove that something is correct or true

Usage examples:

States must verify applicants' citizenship status., the results will need to be independently verif…

noun

A document issued by a legal or government official authorizing the police or another body to make an arrest, search premises, or carry out some other action relating to the administration of justice.

Usage examples:

Magistrates issued a warrant for his arrest

verb

Justify or necessitate (a course of action).

Usage examples:

The employees feel that industrial action is warranted

verb

To make a particular action necessary or correct, or to be a reason to do something

Usage examples:

His injury was serious enough to warrant an operation., i can see circumstances in which these type…