- Undergraduate: A college or university student who has not yet earned a bachelor's degree.
- University: An institution of higher education comprised of one or more undergraduate colleges, a graduate program, and one or more professional schools. Authorized to offer degrees at several levels including bachelor's, master's, doctoral and the first professional.
- Unlicensed: A child care program that has not been licensed by the Illinois Department of Children and Family Services. This is distinct from programs that are legally exempt from licensure by DCFS under the Child Care Act of 1969.
- Upper Division: Adjective collectively describing college juniors and seniors, or the curricula and courses designed for, or generally taken by, juniors and seniors.