| Acronym | Meaning |
| HAT | Highest Astronomical Tide (nautical Charts) -Hungarian Automated Telescope |
| SAM | Sequential-Access Memory - Sociedad Aeron˙utica De Medelln - Surface-to-Air Missile |
| USMC | United States Marine Corps |
| LD | Laser Designator - Limited Deployment - Line Of Departure |
| GML | Game Maker Language - Generalized Markup Language - Geography Markup Language - Graph Modelling Language - Graphical Motion Language - GUI Markup Language |
| HFE | Human Fertilisation And Embryology (UK Act) |
| DIVAD | Division Air Defence |
| KV | Komi Language (ISO 639-1 Code) |
| DLSA | (U.S.) Defense Legal Services Agency |
| EFF | Electronic Frontier Foundation |