Webster's Online Dictionary The Rosetta Edition™ is part of a large project based in France to create the largest dictionary of modern language usage (the equivalent of 500 encyclopedias). The dictionary consists of over 30 modern languages, and 10 ancestral languages, with over 30 million individual entries across languages.
Online Dictionary from Majstro: Thai into and from some 30 languages Majstro is an online dictionary in over 30 languages in order to translate single words. For more seldom languages, only a small vocabulary is provided and for several languages only English as a source language is available
English - Thai Online Dictionary Has 83217 english words and phrases and another 40848 thai words and phrases translated into english. Includes cultural info.