What is vernacular language?

Answer:

it is a language of a certain group of professionals or social.

Related answers:

What is not a vernacular language of the middle ages? I would pick Latin as a response to this question, though forms of it certainly were vernacular...
How did vernacular language impact the Reformation? For centuries the Bible had only been available in Latin, and church services were conducted in...
Difference between vernacular language and English language? Vernacular is the common, spoken English as opposed to more formal, written English.
Advantages of vernacular language on job? The use of vernacular languages for the written word had something of a fluctuating history, with...

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