Transterminiologization can occur due to the need to name a large number of objects using limited words in the formation of terms. In addition, the emergence of various scientific and technical fields contributes to the emergence of transterminologization. Computer and Internet terminology does not differ from other system of terms according to its function, the main function of its units is the nomenclature of concepts related to the computer field and the Internet. The term transterminologization clearly reflects the essence of this phenomenon. This means that a terminological unit moves from one terminological system to another with various changes in semantics. The phenomenon of transterminologizing is characteristic of all field terminology.