| Abbreviation | Definition |
|---|---|
| GradCertEd | Graduate Certificate in Education |
| GradDipDent | Graduate Diploma in Dentistry |
| GS | Gender Studies |
| GS | General education |
| GS | General Science |
| GSAA | General Studies A A |
| GSD | General Studies Degree |
| GSEC | General Secondary Education Certificate |
| GSI | Gas System for Industry |
| GSIS | Graduate School of International Studies |
| h.c. | honoris causa (honorary) |
| HAA | Haloacetic acid |
| HACS | Health And Community Studies |
| HASAT | Haven't Attempted Sitting Another Test |
| HB | H Bomb |
| HBOMGC | Hopkins Business Of Medicine Graduate Certificate |
| HBOR | Honours Bachelor of Outdoor Recreation |
| HBsc | Honors Bachelor of Sciences Degree |
| HC | Honoris Causa |
| HD | A Half Degree |