Alumni

graduate of a school, college, or university

Alumni (singular: alumnus (masculine) or alumna (feminine)) are people who used to be students of a school, college, or university who have either attended or graduated in some way from the institution.

Lorado Taft's Alma Mater in Urbana, Illinois

The Latin noun alumnus means "foster son" or "pupil" and comes from the verb alere "to nourish".