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Río de la Plata

American  
[ree-aw the lah plah-tah] / ˈri ɔ ðɛ lɑ ˈplɑ tɑ /

noun

  1. an estuary on the southeastern coast of South America between Argentina and Uruguay, formed by the Uruguay and Paraná rivers, about 185 miles (290 km) long.


Río de la Plata British  
/ ˈriːəʊ də lɑː ˈplɑːtə /

noun

  1. See Plata

"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

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.

Scientists already knew that megaflash-producing storms are particularly likely to form in the North American Great Plains, as well as in South America’s Río de la Plata Basin, and the study confirmed that.

From Scientific American • Jul. 5, 2023

Not all regions of Río de la Plata, however, recognized the authority of the junta, which was based in Buenos Aires.

From Textbooks • Dec. 14, 2022

There was a strong police presence in Recoleta, the upscale neighborhood in northern Buenos Aires on the Río de la Plata.

From Washington Post • Sep. 1, 2022

I fly again over the Río de la Plata.

From Los Angeles Times • Jul. 28, 2016

Reachable by ferry across the Río de la Plata, this Unesco World Heritage site offers centuries-old stone houses, casual restaurants with riverside patios and boutiques selling crafts.

From New York Times • Jan. 7, 2011