I think the technical terms are either “jargon” or “cant”, yet another word i learned because of dungeons and dragons. Plus, of course, there are also innumera

I think the technical terms are either “jargon” or “cant”, yet another word i learned because of dungeons and dragons. Plus, of course, there are also innumerable sub- and subsubdialects based on all sorts of things that have nothing to do with locale or ethnicity---Medical-School English, Twelve-Year-Old-Males-Whose-Worldview-Is-Deeply-Informed-by-South-Park English - that are nearly incomprehensible to anyone who isn't inside their very tight and specific Discourse Community (which of course is part of their function) (authority and american usage)