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Pontchartrain

American  
[pon-cher-treyn] / ˈpɒn tʃərˌtreɪn /

noun

  1. Lake, a shallow extension of the Gulf of Mexico in SE Louisiana, N of New Orleans. 41 miles (66 km) long; 25 miles (40 km) wide.


Pontchartrain British  
/ ˈpɒntʃəˌtreɪn /

noun

  1. a shallow lagoon in SE Louisiana, linked with the Gulf of Mexico by a narrow channel, the Rigolets: resort and fishing centre. Area: 1620 sq km (625 sq miles)

"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.

Then the levees, never well designed, were breached in multiple locations and 80% of the city, which sits in a bowl between the Mississippi River and Lake Pontchartrain, found itself under water.

From Los Angeles Times • Jul. 27, 2025

She says her home, in Pontchartrain Park, a once-segregated black neighbourhood now listed on the National Register of Historic Places, is one she will "never" sell.

From BBC • Aug. 9, 2023

“He liked not answering to anyone,” said Schneider, who has taught in St. Tammany Parish, just across Lake Pontchartrain from New Orleans proper, since 2007.

From Slate • Mar. 26, 2023

Benfatti was among an estimated 6,500 St. Bernard residents who moved across Lake Pontchartrain to St. Tammany Parish in the year after the storm, an exodus unlike any other in post-Katrina Louisiana.

From Salon • Dec. 13, 2022

We are standing at a window on the top floor of the Pontchartrain Hotel.

From "Middlesex: A Novel" by Jeffrey Eugenides

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