The article examines the features of the extralingual and lingual means in the the texts. Scientific style – a kind of functional language, which has a peculiar structure at all levels, beginning and ending with the phonemic text. Each kind of style performs basic function – cognitive information. The work of scientists should comply with strict rules: Clearly and accurately transfer information. For lohichnist characteristic scientific style of presentation and the sequence of thoughts, styslist odnoznachnist statements and completeness of in preserving the content. A characteristic feature of the style of scientific works have saturation terms.