preceptorial /pɹiːsɛpˈtɔːɹɪəl/adjective 1noun 1forms 3 adjective1 •Pertaining to a preceptor.In 1905, Wilson and the college proved sound enough to institute his preceptorial system. — 2013 noun1 •A class involving learning and discussion in small groups. formspreceptorials · more preceptorial · most preceptorial