| Acronym | Definition |
|---|
| HIEC➣Halton Industry Education Council (Burlington, Ontario, Canada) |
| HIEC➣Human Intestinal Epithelial Cell |
| HIEC➣Higher Independent Election Commission (Iraq) |
| HIEC➣Health Innovation and Education Cluster |
| HIEC➣Hanford Instrument Evaluation Committee |
| HIEC➣Home Infusion EDI (Electronic Data Interchange) Coalition (National Home Infusion Association) |