HCST
| Acronym | Definition |
|---|---|
| HCST | Higher Council for Science and Technology |
| HCST | Haut Conseil de la Science et de la Téchnologie (French) |
| HCST | Hudson County Schools of Technology (New Jersey) |
| HCST | Hassler Communication Systems Technology, Inc. (Beavercreek, OH) |
| HCST | HC Starck GmbH |