sublanguage

noun

sub·lan·guage ˌsəb-ˈlaŋ-gwij

-wij

variants or sub-language

plural sublanguages or sub-languages

: a subvariety of a language

especially : the dialect or jargon spoken by a particular group

Sublanguage is a variety of language used in a particular field or by a particular professional group and characterized especially by distinctive vocabulary. —

Marina I. Solnyshkina

Examples of sublanguage include computer jargon and medical terminology … —

Encyclopedia of Library and Information Science

Jargon starts out as a simple technical sublanguage: users devise abbreviations and acronyms that help speed up processes. It also helps reinforce group solidarity … —

Baden Eunson