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

Tropical Storm Penha slammed ashore onto the southeastern province of Surigao del Sur from the Pacific late Thursday. —Arkansas Online, 7 Feb. 2026

Customers who do business with the company must go through the Texas corporation, which subcontracts with Mentink and Collard's shop in southeastern Oklahoma. —Dale Denwalt, Oklahoman, 6 Feb. 2026

Located in the southeastern part of the state, the latter is made up of five barrier islands, several coastal towns, and a number of wide, sandy beaches. —Lydia Mansel, Travel + Leisure, 6 Feb. 2026

Some areas across Long Island and southeastern Connecticut could see up to 3 inches, forecasters said. —Muri Assunção, New York Daily News, 6 Feb. 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