student-n; 2 Senses

Sense Number 1: a pupil, one enrolled in an educational program

Commentary: STUDENT[+role][+pupil][+enrolled]

John is dating one of the student nurses at school.
Only 15 percent of American college students are majoring in engineering.
That's a dormitory just for the law students.

WordNet 3.0 Sense Numbers: 1

Sense Number 2: a scholar or systematic observer of a subject matter

Commentary: STUDENT[+role][+expert][+scholarly]

Bob's father was a life-long student of the Renaissance.
That economist, and nobel laureate, has long been a student of the free market.
Phil is the most enthusiastic student of gourmet cooking in his group house. (amateur pursuit)

WordNet 3.0 Sense Numbers: 2