Attester: meaning, definitions and examples

Used to establish the truth, accuracy, or validity of something by agreeing or verifying information.

• She called the hotel to confirm her reservation.
• The results confirm that the treatment is effective.

Used to check or prove the validity or accuracy of something, can also be used to affirm someone's feelings or opinions.

• The scientist validated the findings with additional research.
• She feels validated when people acknowledge her hard work.

Used officially to declare or confirm in written form that something meets certain standards or conditions.

• The doctor will certify that you are fit to travel.
• The product was certified as organic.

Used when giving approval or support to someone or something, often in commercial, political, or public contexts.

• The celebrity endorsed the new product.
• The senator endorsed the proposed law.

Often used when confirming the validity of documents, artifacts, or online identities.

• The museum needs to authenticate the painting before displaying it.
• We needed to authenticate his identity before approving the transaction.

Commonly used in everyday situations as well as technical and formal contexts to confirm the accuracy or truth of something.

• Can you verify your phone number?
• The scientist verified the results of the experiment.