"specialized language" is a correct and usable phrase in written English.
It refers to the specific terminology and language used in a particular field or subject, which may not be easily understandable to those outside of that specific field. Example: The medical journal was full of technical terms and specialized language that only doctors and healthcare professionals would be able to fully comprehend.
Susan Sontag described a similar shift in the arts in the mid-60s, noting that "the most interesting and creative art of our time is not open to the generally educated; it demands special effort; it speaks a specialized language".
Why might a company use difficult, specialized language to describe itself?
In this endeavor, he is as attuned to its specialized language as he is to clothing itself.
Customers preferred a known specialized language, such as FORTRAN or COBOL, to an unknown general-programming language.
Labanotation, which uses symbols on a staff to document movement, is a complex, specialized language; for experts its explication of dance is crystal clear.
In his chapter "Become your own lexicographer," he recommends that readers visit places like soccer clubs and gay bars to "listen to the specialized language" of their patrons.
This proliferation of incompatible specialized languages spurred an interest in the United States and Europe to create a single "second-generation" language.
Language is equally an instrument of understanding and knowledge; the specialized languages of mathematics and science, for example, enable human beings to construct theories and to make predictions about matters they would otherwise be completely unable to grasp.
A number of specialized languages have been proposed, aimed at specifying model transformations.
Web 2.0 online applications will be able to develop a search strategy involving the use of specialized languages to respond user's needs.
The paper also illustrates a few examples of modeling complex heterogeneous objects by implementing the approach using specialized languages and software tools.
