| Abbreviation | Definition |
|---|---|
| HSCE | High School Certificate Examination |
| HSCE | High School Concurrent Enrollment |
| HSCE | High School Content Expectations |
| HSCI | High School Composition Intensive |
| HSCM | Heidelberg School of Chinese Medicine |
| HSCP | High School College Partnerships |
| HSCP | High School Completion Program |
| HSCP | High School/College Partnerships |
| HSCS | Health Sciences Charter School |
| HSCS | Holy Spirit Catholic School |
| HSCT | High School Competency Test |
| HSCT | High School of Computers and Technology |
| HSD | Harmony School of Discovery |
| HSD | Hawthorne School District |
| HSD | Hazelwood School District |
| HSD | High School Diploma |
| HSD | High School Diplomats |
| HSD | High School Dropout |
| HSD | Hillsboro School District |
| HSD | Hotel Schools of Distinction |