/ ˈdɪpləmæt; NAmE / noun
1.
(also old-fashioned dip·lo·ma·tist ) a person whose job is to represent his or her country in a foreign country, for example, in an embassy
2.
a person who is skilled at dealing with other people
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WORD ORIGIN
early 19th cent.: from French diplomate , back-formation from diplomatique diplomatic, from Latin diploma from Greek diplōma folded paper, from diploun to fold, from diplous double.