certified
v.v. having an official document that proves you have the skills or training for a job. It shows that you have reached a specific standard.
v. officially recognised as possessing certain qualifications or meeting specific standards. Often used to describe professionals or products that have undergone formal verification.
She is a certified yoga instructor.
The company only hires certified public accountants to manage its complex financial audits.
Before the organic label can be applied, the farm must be inspected by a certified agent to ensure all environmental regulations are strictly followed.
Typically functions as an attributive adjective before a noun; can also follow a linking verb.
He is a certificate teacherHe is a certified teacherLearners often use the noun 'certificate' as an adjective instead of the past participle form 'certified'.