UST is an acronym that is commonly used in the academic world to refer to universities, particularly those that specialize in science and technology. Some possible synonyms for this term could include "technical institute," "polytechnic university," or "engineering college." Other options might include "research university," "graduate school," or "degree-granting institution." These terms can help to convey the specialized nature of this type of educational institution, which often focuses on advanced research and cutting-edge technology. Ultimately, the choice of synonym will depend on the context in which it is used, as well as the specific features and specialties of the particular university being discussed.