Definition that contains mekong river
- lao the Tai language of a Buddhist people living in the area of the Mekong River in Thailand and Laos
- lao of or relating to a member of the Buddhist people inhabiting the Mekong river in Laos and Thailand
- lao a member of a Buddhist people inhabiting the area of the Mekong River in Laos and Thailand and speaking the Lao language; related to the Thais
- laotian a member of a Buddhist people inhabiting the area of the Mekong River in Laos and Thailand and speaking the Lao language; related to the Thais