Academic language represents the formal language used in academic settings like textbooks, classrooms, and tests. It includes technical vocabulary specific to academic disciplines and has a more formal structure than everyday conversational language. The document provides tips for using academic language such as avoiding contractions, informal language, personal references, and emotional language. It advises using formal vocabulary cautiously, emphasizing ideas over people, and citing authoritative sources to support arguments. The purpose is to structure writing analytically for specific academic disciplines.