| Term | Full Form | Category |
|---|---|---|
| HCCI | Health Care Cost Institute | Others |
| HCCI | Health Care Coverage Initiative | Others |
| HCCI | Healthy Child Care Iowa | Others |
| HCCI | Heritage Crystal Clean Inc | Others |
| HCCI | Highway Construction Contract Information | Others |
| HCCI | Home Centered Care Institute | Others |
| HCCI | Homogeneous Charge Compression Ignition | Others |
| HCCI | Homogeneous Charge Compression Ignition (Engine) | Others |
| HCCI | Homogenous Charge Compression Ignition | Others |