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San Juan

American  
[san wahn, hwahn, sahn hwahn] / ˌsæn ˈwɑn, ˈʰwɑn, sɑn ˈʰwɑn /

noun

  1. a seaport in and the capital of Puerto Rico, in the N part.

  2. a city in W Argentina.

  3. a river in S Nicaragua, flowing E from Lake Nicaragua along the Nicaragua-Costa Rica border to the Caribbean Sea. About 110 miles (175 km) long.


San Juan British  
/ saŋ ˈxwan /

noun

  1. the capital and chief port of Puerto Rico, on the NE coast; University of Puerto Rico; manufacturing centre. Pop: 433 733 (2003 est)

  2. a city in W Argentina: almost completely destroyed by an earthquake in 1944. Pop: 455 000 (2005 est)

"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.

In Lima's San Juan de Lurigancho district, crime is top of voters' minds.

From Barron's • Jun. 2, 2026

National Guard airfield in 1981, an FBI office in Hato Rey in 1983, and the U.S. courthouse in Old San Juan in 1985.

From The Wall Street Journal • May 24, 2026

Linas, a runner, started the Creek Team OC Instagram account after noticing changes on his runs along San Juan and Trabuco creeks, where lush green reeds suddenly turned brown and lifeless, and birds disappeared.

From Los Angeles Times • May 15, 2026

That same month, she pushed to erect a statue of him at the Capitol building in San Juan alongside other presidents who’ve visited the island.

From Salon • May 6, 2026

But my favorite patriotic song was “En mi viejo San Juan,” in which a poet says good-bye to Old San Juan and calls Puerto Rico a “sea goddess, queen of the coconut groves.”

From "When I Was Puerto Rican" by Esmeralda Santiago

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