1) Hospitalisation 
the confinement of a patient in a hospital, or the period of such confinement.
The confinement of a patient in a hospital. ... (12 Dec 1998) ... 
(hos″pĭ-tәl-ĭ-za´shәn) the placing of a patient in a hospital. the period of confinement in a hospital. partial hospitalization a psychiatric treatment program for patients who do not need full-time hospitalization, involving a special facility or...
Type: Term Pronunciation: hos′pi-tăl-i-zā′shŭn Definitions: 1. Confinement in a hospital as a patient for diagnostic study and treatment.
[n] - a period of time when you are confined to a hospital 2. [n] - the condition of being treated as a patient in a hospital 3. [n] - placing in medical care in a hospital
hospitalisation noun placing in medical care in a hospital
the act, process, or state of being hospitalized. · the period during which a person is hospitalized: to extend one's hospitalization. · See