It is essential that technical writers are acquainted with these, otherwise their documents would be not understandable. This subject helps to establish, organize and categorize the vocabulary within technical documentation.
Technical writers need to understand not only technical processes but also their denomination. Terms must be selected and used in accordance with the respective processes and the domain. Terminology is domain-specific and establishes rules between the technical writer on the one hand and the audience on the other hand, so that in the end the text can be understood by the latter.
The subject provides an overview of the basics of terminology, having tight links with lexicology, lexicography, semantics. Translation and the use of terminology tools in translation are other main issues of this subject.