| Term | Full Form | Category |
|---|---|---|
| IGCM | Idiopathic Giant Cell Myocarditis | Others |
| IGCM | Incorporated Guild of Church Musicians | Others |
| IGCM | Intermediate General Circulation Model | Others |
| IGCM | International Gospel Christian Ministries | Others |
| IGCM | Invasion Games Competence Model | Others |
| IGCM | Ionospheric General Circulation Model | Others |