| Acronym | Definition |
|---|
| HLCM➣High Level Committee on Management (United Nations) |
| HLCM➣High Level Component Model (computer science) |
| HLCM➣Houston Lutheran Campus Ministry (Texas) |
| HLCM➣Hong Leong Company Malaysia Bhd. (Kuala Lumpur, Malaysia) |
| HLCM➣High Level Control Module |
| HLCM➣Human Lung Conditioned Medium |