Certificate vs Validate - What's the difference?

As verbs the difference between certificate and validate

is that certificate is to supply with a certificate, especially following certification while validate is to render valid.

is a document containing a certified statement.

(en noun)

A document containing a certified statement.

A document evidencing ownership or debt.

(computing theory) The information needed in order to verify a positive answer to a problem.

(certificat)

To supply with a certificate, especially following certification

(validat)

To render valid.

To check or prove the validity of; verify.

* disprove * invalidate