English edit

Etymology edit

From post- +‎ admission.

Adjective edit

postadmission (not comparable)

  1. Occurring after admission
    • 1988 October 21, Cecil Adams, “The Straight Dope”, in Chicago Reader:
      Congress evidently saw the wisdom of this and dealt with the matter in the Hawaii Omnibus Act of 1960, which took care of various postadmission loose ends.