Specialist Language at University. Communicating across Academic Disciplines is a series of four videos. Here we present the third of these videos: Terminology, which explains what it is and what its main characteristics are. The following university language services were involved in this project: Servei de Llengües (UAB), Serveis Lingüístics (UB), Servei de Llengües Modernes (UdG), Servei de Llengües i Terminologia (UPC), Institut de Llengües (UdL), Institute for Multilingualism (UIC) and Servei de Llengües (UAO).