louisiana Definition

state of the southern U.S. that includes the vast delta through which the Mississippi River flows into the Gulf of Mexico; capital Baton Rouge area 48,523 square miles (126,160 square kilometers), population 4,533,372

region of the west central U.S. between the Mississippi River and the Rockies purchased in 1803 from France area 885,000 square miles (2,301,000 square kilometers)