/ dɪˈpləʊməsi; NAmE -ˈploʊ-/ noun [ U ]
1.
the activity of managing relations between different countries; the skill in doing this :
international diplomacy
Diplomacy is better than war.
2.
skill in dealing with people in difficult situations without upsetting or offending them
SYN tact
—see also shuttle diplomacy
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WORD ORIGIN
late 18th cent.: from French diplomatie , from diplomatique diplomatic, on the pattern of aristocratie aristocracy.