Buenos Aires

n. capital city of Argentina

Buenos Aires is the capital of Argentina and its largest city and port. It is located on the southern shore of the Río de la Plata, on the southeastern coast of the South American continent.After the internal conflicts of the 19th century, Buenos Aires was federalised and removed from Buenos Aires Province in 1880; its city limits were enlarged to include the former towns of Belgrano and Flores; both are now neighbourhoods in the city.
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Noun
1. capital and largest city of Argentina; located in eastern Argentina near Uruguay; Argentina's chief port and industrial and cultural center
(synonym) capital of Argentina
(hypernym) national capital
(part-holonym) Argentina, Argentine Republic, the Argentine

n. Buenos Aires, capital city of Argentina

n. Buenos Aires, Aires, capital city of Argentina