Definitions
1.AdjectiveBefore admission (to a hospital, university, etc.).
2.NounA preadmission process; a process that precedes admission.
A preliminary process that precedes hospital admission for some interventional or surgical procedures.
3.NounA preliminary process that precedes hospital admission for some interventional or surgical procedures.
4.NounAdmission, as of steam, to an engine cylinder before the backstroke is completed, thus increasing the cushioning.