certification
n.-
1 professional qualification (n.) B2 Upper Intermediatean official document or title that proves you have the skills to do a specific job.
a professional credential awarded by a regulatory body or institution that validates an individual's competency in a specific field.
ExampleShe is studying for her teaching certification so she can work in public schools.
ExampleObtaining a project management certification significantly enhanced his prospects during the annual salary review process.
UsageOften used with 'in' to specify the field, such as 'certification in nursing'.
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2 the act of verifying (n.) B2 Upper Intermediate Academicthe official process of checking and confirming that something is true or safe.
the formal procedure of verifying that a product, process, or document adheres to legal or technical standards.
ExampleThe new aircraft must undergo strict safety certification before it can carry passengers.
ExampleThe laboratory's certification was suspended following an audit that revealed several breaches of standard safety protocols.
UsageCommonly functions as an uncountable noun when referring to the general process.