Campus definition

From

First used in its current sense in reference to Princeton University in the 1770's

The grounds or property of a school, college, university, business, church, or hospital, often understood to include buildings and other structures.

The campus is sixty hectares in size.
An institution of higher education and its ambiance.

During the late 1960s, many an American campus was in a state of turmoil.

The Latinate plural form is sometimes used, particularly with respect to colleges or universities; however, it is sometimes frowned upon. By contrast, the common plural form campuses is universally accepted.