1
: the work of maintaining good relations between the governments of different countries
She has had a long and distinguished career in diplomacy.
The government avoided a war by successfully resolving the issues through diplomacy.
international diplomacy
2
: skill in dealing with others without causing bad feelings
This is a situation that calls for tactful diplomacy.
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“Diplomacy.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/diplomacy. Accessed 23 Jun. 2026.
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