Definitions

1. noun

A major river in Southeast Asia, flowing through China, Myanmar, Laos, Thailand, and Cambodia, and forming part of the border between Laos and Thailand.

“The Mekong River is home to over 1,000 species of fish, including the giant catfish.”

2. proper noun

A region in Southeast Asia, which includes parts of China, Myanmar, Laos, Thailand, and Cambodia.

“The Mekong region is a major center for agriculture and fishing.”