Pontchartrain: Meaning and Definition of

Pont•char•train

Pronunciation: (pon'chur-trān"), [key]
  1. a shallow extension of the Gulf of Mexico in SE Louisiana, N of New Orleans. 41 mi. (66 km) long; 25 mi. (40 km) wide.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.