di ‧ plo ‧ ma ‧ cy /dəˈpləʊməsi, dɪˈpləʊməsi $ -ˈploʊ-/ BrE AmE noun [uncountable]
1 . the job or activity of managing the relationships between countries:
international diplomacy
2 . skill in dealing with people without upsetting them:
The job requires tact and diplomacy.
⇨ gunboat diplomacy at ↑ gunboat (2)