Indian Sign LanguagePrint
2,680,000 in India (2003).
Bangalore-Chennai-Hyderabad Sign Language, Kolkata Sign Language, Mumbai-Delhi Sign Language. Over 75% of signs from all regions are related. Mumbai-Delhi dialect is most influential. Some influence from British Sign Language [bfi] in the fingerspelling system and a few other signs developed indigenously in India. Related to Nepalese Sign Language [nsp].
Deaf schools mainly do not use ISL, but vocational programs often do. Nearly all educated deaf are bilingual in a language of wider communication to some degree.
2% or less of deaf children attend deaf schools. In 2001, interpretive training courses initiated in Mumbai by the Ali Yavar Jung National Institute for Hearing Handicapped.