ambassador
UK: æmˈbæsədə | US: æmˈbæsədər
n. a diplomatic official of the highest rank, representing their country in a foreign nation
n. an authorized representative or promoter of a specific activity or cause
The word traces back to Medieval Latin ambasciator, combining the concept of a "messenger on a mission" (ambass-) with the agent suffix (-ador). It entered English via Old French ambassadeur, reflecting the role of envoys in medieval diplomacy. The core idea of "representative" has remained consistent, though its scope expanded beyond political contexts.
The ambassador delivered a speech at the United Nations.
She served as a cultural ambassador for her country.
The company appointed him brand ambassador for their new campaign.
Ambassadors often negotiate treaties between nations.
His role as an ambassador of peace earned global recognition.