1) Academic 2) Academician 3) Faculty member 1) Donnish 2) Erudite 
• (a.) Of or pertaining to a professor; as, the professional chair; professional interest.
Pro`fes·so'ri·al adjective [ Latin professorius : confer French professorial .] Of or pertaining to a professor; as, the professional chair; professional interest. 
[adj] - relating to or characteristic of professors
adjective relating to or characteristic of professors; `professorial demeanor`