Hospital Division is a term used to describe the various departments and divisions within a hospital. UUARD (5 letters) is an acronym for Urgent Care UNIT, which is a department of a hospital that provides emergency medical services. WARD (4 letters) is a term used to describe a section of a hospital where patients are admitted and treated. UNIT (4 letters) is a term used to describe a smaller division of a hospital, such as a specific department or WARD.