Inpatient (noun)

A person who is receiving medical treatment and staying in a hospital overnight or longer.

Origin:

Late 19th century: from in-1 "in" + patient in the sense "person receiving medical treatment".

Examples:

1. She was admitted to the hospital as an inpatient for further treatment.
2. The inpatient was recovering from a serious injury.
3. The inpatient received excellent care from the hospital staff.
4. The inpatient was discharged after a week of treatment.
5. The inpatient was allowed to have visitors twice a day.