Academic discourse researched from a pragmatic perspective has become an actual subject, through its role and impact on the development of society. Researchers’ different approach to academic discourse in terms of communicative segmentation produces discussions and interpretations. Regarding the communicative segmentation of discourse at the level of statement through phonetic, lexical and syntactic means, some studies have been developed, but in this article we intend to define the term communicative segmentation at the level of statement, communicative segmentation at the level of text, to determine the informational structure of academic discourse according to the principle of theme-rhyme structuring.