Louisiana

American  

[loo-ee-zee-an-uh, loo-uh-zee-, loo-ee-] / luˌi ziˈæn ə, ˌlu ə zi-, ˌlu i- /

noun

1. a state in the southern United States. 48,522 sq. mi. (125,672 sq. km). Baton Rouge. LA (for use with zip code), La.

---

Louisiana British  

/ luːˌiːzɪˈænə /

noun

1. Abbreviation: La.   LA.  a state of the southern US, on the Gulf of Mexico: originally a French colony; bought by the US in 1803 as part of the Louisiana Purchase; chiefly low-lying. Capital: Baton Rouge. Pop: 4 496 334 (2003 est). Area: 116 368 sq km (44 930 sq miles)

---

Louisiana Cultural  

1. State in the southeastern United States bordered by Arkansas to the north, Mississippi to the east, the Gulf of Mexico to the south, and Texas to the west. Its capital is Baton Rouge, and its largest city is New Orleans.

---

Discover More

One of the Confederate states during the Civil War.

Other Word Forms

Derived Forms

• Louisianan
  adjective
• Louisianian
  adjective

Example Sentences

It is building another campus, Delta Forge 1, in central Louisiana.

From Barron's • Jun. 9, 2026

Although the supermajority described its handiwork as a straightforward application of April’s decision in Louisiana v.

From Slate • Jun. 3, 2026

Gen. Steven Marshall argued that the high court’s decision in favor of Louisiana “vindicates Alabama position on the lawfulness” of its earlier voting map.

From Los Angeles Times • Jun. 3, 2026

In late May, an MSO backed by private-equity firm Uplift Investors announced a deal with Hughes & Coleman Injury Lawyers, following one with a Louisiana personal-injury firm earlier this year.

From The Wall Street Journal • Jun. 1, 2026

By the spring of 1920, thirty-five states had ratified the 19th Amendment, and eight states—Georgia, Alabama, South Carolina, Virginia, Maryland, Mississippi, Louisiana, and Delaware—had voted against ratification.

From "Votes for Women!" by Winifred Conkling