Introduction. The article is devoted to the consideration of lexical units that verbalize the BIOTECHNOLOGY concept in English. The relevance of the study lies in the need to specify the data on the verbalization of the BIOTECHNOLOGY concept by means of the English language, as consideration of the specifics of verbalization of this concept has not been given sufficient attention. The purpose of the article is determining the features of verbalization of the concept of BIOTECHNOLOGY / BIOTECHNOLOGY in the terminological system of the English language. Materials and methods of research. The material for the study was dictionary articles from English-language specialized, philological dictionaries and encyclopedic reference books. The methods of our study are definition, conceptual and frame analyzes. Results of the research. The significance of the "concept" as a basic concept of cognitive linguistics is revealed, the scientific concept is considered, which is the most important means of formation and development of a certain scientific branch. The main function of the scientific concept is the representation of the most relevant for science or scientific paradigm knowledge, experience, meanings, associations and scientific concepts. The evolution of the concept of "biotechnology" is considered. In order to establish the main verbalizers of the concept of BIOTECHNOLOGY in English, the dictionary articles of explanatory and encyclopedic dictionaries were used. At present, there are many interpretations of the concept of "biotechnology", but in general they all come down to one thing: in the traditional sense, biotechnology is an interdisciplinary field that emerged at the intersection of biological, chemical and technical sciences; is the use of living organisms and biological processes in industrial production. Understanding the concept of biotechnology as a "set of methods and techniques for obtaining useful products and phenomena with the help of biological agents" gives grounds to distinguish the following frames of the concept of BIOTECHNOLOGY: biological object, raw material, biotechnological product, technologies, processes and devices. Verbalization of selected frames takes place at the lexical and grammatical levels in the terminological system of the English language. Сonclusions. Thus, the scientific concept of BIOTECHNOLOGY / BIOTECHNOLOGY is the most important means of forming and developing the biotechnological scientific field. The researched concept consists of the following frames: biological object, raw materials, biotechnological product, technologies, processes and devices. Verbalization of selected frames takes place at the lexical and grammatical levels in the terminological system of the English language. Lexical verbalization of the concept BIOTECHNOLOGY involves the use of lexical units that nominate selected frames. At the grammatical level, the verbalization of the BIOTECHNOLOGY occurs through the use of terms of different structure: simple, complex and multicomponent.