| Acronym | Meaning |
![](file.png) | HIH | His (or Her) Imperial Highness |
![](file.png) | HIM | His (or Her) Imperial Majesty |
![](file.png) | HIMAD | High To Medium Altitude Air Defence (see Also H/MAD) |
![](file.png) | HIMEZ | High Altitude Missile Engagement Zone |
![](file.png) | HIN | Hindi Language (ISO 639-2 Code) |
![](file.png) | HIPAA | U.S. Health Insurance Portability And Accountability Act |
![](file.png) | HIPPARCOS | HIgh Precision Parallax COllecting Satellite |
![](file.png) | HIRD | Hurd Of Interfaces Representing Depth (cf. HURD) |
![](file.png) | HIRISE | High Resolution Imaging Science Experiment |
![](file.png) | HIT | Head Injection Technology |
![](file.png) | HIV | Human Immunodeficiency Virus |
![](file.png) | HIWT | Hobart Institute Of Welding Technology |
![](file.png) | HJ | Hic Jacet (Latin |
![](file.png) | HJD | Heliocentric Julian Day |
![](file.png) | HK | Hong Kong (ISO 3166 Digram; FIPS 10-4 Territory Code) |
![](file.png) | HKD | Hong Kong Dollar (ISO 4217 Currency Code) |
![](file.png) | HKG | Hong Kong (ISO 3166 Trigram) |
![](file.png) | HKS | HyperKinetic Syndrome |
![](file.png) | HL | Holding Line |
![](file.png) | HL | Hectolitre |
![](file.png) | HLA | High Level Architecture - Human Leukocyte Antigen |
![](file.png) | HLL | High-Level Language |
![](file.png) | HLS | Hoc Loco Situs (Latin |
![](file.png) | HLVW | Heavy Logistics Vehicle |
![](file.png) | HM | Heard Island And McDonald Islands (ISO 3166 Digram; FIPS 10-4 Territory Code) |
![](file.png) | HMCE | Her Majesty's Customs And Excise |
![](file.png) | HMCS | Her Majesty's Canadian Ship Or Her Majesty's Courts Service |
![](file.png) | HMD | Heard And McDonald Islands (ISO 3166 Trigram) |
![](file.png) | HMF | HydroxyMethyl Furfural |
![](file.png) | HMM | Hidden Markov Model |
![](file.png) | HMMWV | High Mobility Multipurpose Wheeled Vehicle (hum-vee; Hummer) |
![](file.png) | HMO | Health Management Organization |
![](file.png) | HMO | Hiri Motu Language (ISO 639-2 Code) |
![](file.png) | HMP | Her Majesty's Prison |
![](file.png) | HMS | Helmet-mounted Display - Her Majesty's Ship (Royal Navy) |
![](file.png) | HMSO | Her Majesty's Stationery Office |
![](file.png) | HMV | His Master's Voice |
![](file.png) | HN | Honduras (ISO 3166 Digram) |
![](file.png) | HND | Honduras (ISO 3166 Trigram) |
![](file.png) | HNL | Honduran Lempira (ISO 4217 Currency Code) |
![](file.png) | HO | Hiri Motu Language (ISO 639-1 Code) |
![](file.png) | HO | Holmium |
![](file.png) | HO | Honduras (FIPS 10-4 Country Code) |
![](file.png) | HOLLAND | Hope Our Love Lasts And Never Dies |
![](file.png) | HOPI | Hybrid Optical And Packet Infrastructure (see Internet2 |
![](file.png) | HORECA | Hotel |
![](file.png) | HORIZON | H?licopt?re D'observation Radar Et D'investigation Sur Zone (French |
![](file.png) | HOSTAC | Helicopter Operations From Ships Other Than Aircraft Carriers |
![](file.png) | HOT | Highly Optimised Tolerance |
![](file.png) | HOTAS | Hands On Throttle-and-stick |