| Acronym | Meaning |
| ISSS | International Society Of Soil Science |
| LSD | Large-scale Dynamics |
| ACS | Automated Cartridge System |
| MVS/XA | Multiple Virtual Systems/Extended Architecture |
| HF | High Frequency |
| MHZ | Megahertz |
| LRC | Langley Research Center |
| SERS | STORM Education And Research System |
| OS/2 | A Multitasking Operating System Developed By IBM For Its PC-class Computers |
| HADS | Hydrometeorological Automated Data System |