Someone you adopt. Such as a foster parent, they are your guardian but not true parent. SO a foster someone you look after, even tho you arent their biological parent
For most university students, attending a four-year higher education institution means living at a place far from home. In this case, students must rent a place for them to stay, preferably, as near as possible to the university.
Generally, freshmen and sophomore students would choose to stay in a dormitory, which is also known as hall of residence for students of a university.