preadmission

/ˌpriːədˈmɪʃən/
noun
  1. The process or status of being admitted to a school, program, or event before the official admission period.
    • Preadmission to the summer camp requires a medical form.
    • She received preadmission to the university based on her early application.
    • The hospital handles preadmission paperwork for scheduled surgeries.