The article deals with the timely problems of modern communicative linguistics and virtual genristics. In the article, the essence of the dialogism category is defined in relation to both traditional communication (not technically mediated and non related with electronic media environment), and in relation to Internet communication, where the studied category has its own characteristics. With the base on the lexicographical sources, the differences in the conceptual content and the use of the terms «dialogism» and «interactivity» are established.