southeastern

adjective

south·​east·​ern sau̇th-ˈē-stərn 

sau̇-ˈē-

1

often Southeastern : of, relating to, or characteristic of a region conventionally designated southeast

2

: lying toward or coming from the southeast

southeasternmost

sau̇th-ˈē-stərn-ˌmōst 

sau̇-ˈē-

adjective

Examples of southeastern in a Sentence

the southeastern corner of the state

Recent Examples on the Web

Much of the southern tip of the island is occupied by its colorful salt pans, and on the southeastern side of the island, Sorobon Beach draws kitesurfers. —Carley Rojas Avila, Travel + Leisure, 4 Jan. 2026

To me and others, Orion also resembles a giant hourglass oriented diagonally in the evening southeastern sky. —Mike Lynch, Twin Cities, 4 Jan. 2026

The city on China's southeastern coast is reinventing itself as an artificial intelligence hub. —Elaine Yu, CNBC, 2 Jan. 2026

His latest triumph also came not far from his southeastern Louisiana hometown. —Brett Martel, Chicago Tribune, 2 Jan. 2026

Word History

Etymology

southeast entry 2 + -ern (as in eastern)

First Known Use

before the 12th century, in the meaning defined at sense 2

Rhymes for southeastern

• northeastern
• eastern

Kids Definition

southeastern

adjective

south·​east·​ern sau̇-ˈthē-stərn 

sau̇-ˈē-

1

often capitalized : of, relating to, or characteristic of the Southeast

2

: lying toward or coming from the southeast