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

The pair chose the Willcox Playa Fly-In — an annual gathering spot for ultralight pilots on a vast dry lakebed in southeastern Arizona. —Josh Dinner, Space.com, 22 Nov. 2025

The charming community, located in southeastern France, goes all out for the holidays, with a tree lighting festival, Christmas market, and even Santa encounters. —Stacey Leasca, Travel + Leisure, 22 Nov. 2025

Earlier this week, Iranian President Masoud Pezeshkian warned that relocating the capital may become unavoidable due to overcrowding and ecological strain, suggesting an underdeveloped region in southeastern Iran as a potential site. —Amir Daftari, MSNBC Newsweek, 21 Nov. 2025

Kanu, 58, has over the past decade led a secessionist movement calling for parts of southeastern Nigeria to form a breakaway Biafra nation. —Alexander Onukwue, semafor.com, 21 Nov. 2025

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