Mercosur

British

/ ˈmɜːkəˌsə /

noun

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Brazil, Paraguay, Uruguay, and Venezuela, with associate members Bolivia, Chile, Colombia, Ecuador, and Peru; superceded in 2008 by the Union of South American Nations (Unasur or Unasul), by uniting with the Andean Community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

Brussels wants to avoid upsetting farmers after a fierce fight over the trade agreement between the EU and the South American Mercosur bloc.

From Barron's • May 22, 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

A trade deal with the four South American countries that founded the Mercosur customs union is expected to start taking effect in the EU this spring.

From The Wall Street Journal • Mar. 24, 2026

On the European side, Spain and Germany are in favor of the pact, which will benefit exports of machinery and spirits to the Mercosur bloc.

From Barron's • Mar. 4, 2026

Paraguay's continued integration into Mercosur also offers potential for growth; it is closely linked with the success of foreign investment promotion.

From The 1996 CIA World Factbook by United States. Central Intelligence Agency

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023