Of or characteristic of a form of a language that is distributed in identifiable geographic areas and differs in pronunciation, grammar, or vocabulary from the standard form; dialectal.
分布于不同地理区域，发音语法或词汇和标准形式不同的语言的或有该特点的；方言的。
2
E. the Bactrian Greeks eventually converted to Hinduism and their language disappeared. However as of about 200 C. E. they still existed as an identifiable group.