/ dɪˈpləʊmə; NAmE -ˈploʊ-/ noun
1.
( BrE ) a course of study at a college or university :
a two-year diploma course
She is taking a diploma in management studies.
2.
a document showing that you have completed a course of study or part of your education :
a High School diploma
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WORD ORIGIN
mid 17th cent. (in the sense state paper ): via Latin from Greek diplōma folded paper, from diploun to fold, from diplous double.