certificate
US /sɚˈtɪf.ə.kət/
UK /sɚˈtɪf.ə.kət/

1.
an official document attesting a fact, in particular a birth or death
:
•
She received her birth certificate yesterday.
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You need a death certificate to claim the insurance.
2.
a document recording that a person has completed an educational course or passed an examination
:
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He proudly displayed his completion certificate.
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She earned a certificate in web design.
1.
provide with a certificate
:
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The course will certificate you in advanced first aid.
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The organization is authorized to certificate new members.