There's no good definition of what makes a dialect a separate language. At least not one that is universally accepted. See also: https://en.wikipedia.org/wiki/

There's no good definition of what makes a dialect a separate language. At least not one that is universally accepted. See also: https://en.wikipedia.org/wiki/Dialect#Dialect_or_language https://en.wikipedia.org/wiki/Dialect#Dialect_or_language