Same, similar, or different: Lexical overlap across Australian Indigenous signed languages

Abstract

To date, studies that investigate lexical overlap in signed languages have mainly considered the relationships between deaf community signed languages. The alternate sign languages of Indigenous Australia provide an opportunity to take another perspective – they are perhaps amongst the oldest known sign languages in the world, their main users are hearing, and senior people are the acknowledged experts, at least in some domains of sign knowledge and use. We developed a comparative list of signs as one tool in an investigation of dimensions of similarity and difference in nine language communities from Central and Northern Australia. We coded the data for the articulatory parameters of handsh..