certificate

certificate /sɚˈtɪfɪkət/ noun
plural certificates
certificate
/sɚˈtɪfɪkət/
noun
plural certificates
Britannica Dictionary definition of CERTIFICATE
[count]
1 
: a document that is official proof that something has happened — see also birth certificate, death certificate, marriage certificate
2 
: a document that is official proof that you have finished school or a course of training
3 
: a document which shows that you own something — see also gift certificate