Southeast Asia

American  

[sohth-eest ey-zhuh, ey-shuh] / ˈsoʊθˌist ˈeɪ ʒə, ˈeɪ ʃə /

noun

1. the countries and land area of Brunei, Myanmar (Burma), Cambodia, East Timor, Indonesia, Laos, Malaysia, the Philippines, Singapore, Thailand, and Vietnam.

---

Southeast Asia British  

noun

1. a region including Brunei, Cambodia, Indonesia, Laos, Malaysia, Myanmar, the Philippines, Thailand, and Vietnam

---

Southeast Asia Cultural  

1. A geographical subdivision of Asia that includes the following nations: Burma, Cambodia, Indonesia, Laos, Malaysia, the Philippines, Singapore, Thailand, and Vietnam.

---

Other Word Forms

Derived Forms

• Southeast Asian
  adjective

Example Sentences

Sergey Chemezov, the chief executive at Russia’s giant defense company Rostec, has used the Bombardier jet for trips to Dubai, Turkey and Southeast Asia.

From The Wall Street Journal • Jun. 6, 2026

In sub-Saharan Africa, Southeast Asia, Latin America, and other low-income regions, relatively few people receive dialysis or kidney transplants.

From Science Daily • May 29, 2026

China’s exports of solar equipment to Africa jumped 120%, and soared 150% to Southeast Asia.

From Barron's • May 28, 2026

On recruiting websites, a seafarer surnamed Wang posted that he was recently on the Catalina 7 between last May and this March, traveling between Southeast Asia and China.

From The Wall Street Journal • May 28, 2026

Jones said war was coming, and traveling to Southeast Asia would be dangerous.

From "At Last She Stood" by Erin Entrada Kelly