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Mercosur

British  
/ ˈmɜːkəˌsə /

noun

  1. a trading block composed of Argentina, Brazil, Paraguay, Uruguay, and Venezuela, with associate members Bolivia, Chile, Colombia, Ecuador, and Peru; superceded in 2008 by the Union of South American Nations (Unasur or Unasul), by uniting with the Andean Community

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of Mercosur

C20: from Spanish Mercado Común del Cono Sur common market of the southern cone

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The EU has signed a deal with South America, the Mercosur deal, which gives access to EU car exporters to Brazil, the world's sixth biggest market, at zero tariffs, versus 35% for the UK.

From BBC Jun. 23, 2026

To mark the day, von der Leyen and European Council President Antonio Costa were to hold online talks with leaders from the Mercosur nations, which include Argentina and Brazil.

From Barron's May 1, 2026

The deal between the EU and the four founding members of the Mercosur bloc -- Argentina, Brazil, Paraguay and Uruguay -- was a quarter century in the making.

From Barron's Feb. 26, 2026

The fact that Mercosur and then the EU-India agreements were finally concluded—again, I think that’s tribute to the pressure under which Europe is.

From The Wall Street Journal Feb. 21, 2026

In 1996, Chile became an associate member of Mercosur and concluded a free trade agreement with Canada.

From The 1999 CIA World Factbook by United States. Central Intelligence Agency

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