# Isan

> English word · Proper noun · frequency rank #90,590

## Definitions
1. A large region in northeastern Thailand, on the Khorat Plateau.
2. The language of the Isan people (between Lao and Thai, and sometimes considered a dialect of Lao, although it is written in Thai script).

## Etymology
From Thai อีสาน (ii-sǎan) (same in Isan), claimed to be from Sanskrit ईशान (īśāna, “Shiva of the northeast”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/isan