| HCI | : | Human–Computer Interaction |
| HDTV | : | High Definition Television |
| HEA | : | Higher Education Act |
| HELLIS | : | Health Literature Library and Information Service |
| HF | : | Human Factors |
| HMSO | : | Her Majesty’s Stationery Office |
| HRD | : | Human Resource Development |
| HRM | : | Human Resource Management |
| HRP | : | Human Resource Planning |
| HSE | : | Human Resource Planning |
| HTML | : | HyperText Mark-up Language |