Chirapa NiwatapantApiluck TumtavitikulPhilipp Dill2011-02-212011-02-212010-07-292010-07-29Journal of Ratchasuda College for Research and Development of Persons with Disabilities; Vol.5 No.1-2 January-December 2009; 4-22http://imsear.searo.who.int/handle/123456789/131056This paper studies Thai Sign Language classifiers in their syntactic environments and categorizes the classifiers according to the classifier types proposed by Aikenvald (2003) for world languages.   It further studies the three kinds of classifiers arranged by the use of hand shapes; single hand shape, two parallel hand shapes and two different hand shapes.  The results enhance the understanding of the properties, types, ranges of referent nouns and syntactic environments of Thai Sign Language classifiers, which will help facilitate the communication between the Deaf and hearing peopleen-USRatchasuda College for Research and Development of Persons with Disabilities, Mahidol University, Bangkok, ThailandOriginal Articles