| Acronym | Definition |
|---|
| HIT | Hackers in Touch |
| HIT | Hang In There |
| HIT | Harbin Institute of Technology |
| HIT | Hardware Integration Test |
| HIT | Harpoon Interface Test |
| HIT | Hazard Information Transmission |
| HIT | Hazardous Incident Team |
| HIT | Head Impact Telemetry (Simbex) |
| HIT | Headache Impact (Test Quality Metric, Inc.) |
| HIT | Heads of Information Technology (Canada) |
| HIT | Health Indicator Test (military helicopter) |
| HIT | Healthcare Information Technology |
| HIT | Heavy Ion Tea (LBNL talk series) |
| HIT | Heavy Ion Telescope |
| HIT | Heparin-Induced Thrombocytopenia |
| HIT | Heterojunction with Intrinsic Thin Layer |
| HIT | High Impulse Thermobaric (weapon) |
| HIT | High In Trial |
| HIT | High Intensity Training |
| HIT | High Intensity Training (weight lifting) |
| HIT | High Interest Target |
| HIT | High Interest Track |
| HIT | Histidine Triad |
| HIT | Hittite |
| HIT | Home Improvement Time (industry-sponsored public information program) |
| HIT | Home Infusion Therapy (medical/healthcare) |
| HIT | Horizontal Integration Team |
| HIT | Housing Investment Trust (UK) |
| HIT | Hughes Improved Terminal |
| HIT | Human Intelligence Task |
| HIT | Human Interface Technology |
| HIT | Hyundae Information Technology Inc. |
| HIT | Tubular Metal Halide-Single Ended (lighting) |
| HIT | Hub Information Table |