The ethnic Lao who have traditionally lived in Isan.
The language of the Isan people (between Lao and Thai, and sometimes considered a dialect of Lao, although it is written in Thai script).
Of, from, or pertaining to Isan, the Isan people or the Isan language.
Origin of isan
- From Thai อีสาน (isaan) (same in Isan), claimed to be from Sanskrit ईशान (Īśāna, “Shiva of the northeast”).