WordNet sense 1 (the United States federal department that administers all federal programs dealing with education (including federal aid to educational institutions and students); created 1979):

Department of Education, Education Department

WordNet sense 2 (the result of good upbringing (especially knowledge of correct social behavior)):

breeding, training

WordNet sense 3 (the activities of educating or instructing; activities that impart knowledge or skill):

instruction, pedagogy, teaching, didactics, educational activity