| Acronym | Meaning |
| MLS | Microwave Limb Sounder |
| POP | Parallel Ocean Program |
| JWG | Joint Working Group |
| RPC | Remote Procedure Call |
| ALE | Arbitrary Lagrangian-Eulerian |
| ERC | Environmental Research Center |
| HEAO | High Energy Astronomy Observatory |
| NRLSI | National Reference Library Of Science And Invention |
| GEF | Global Environmental Facility |
| AMR | Adaptive Mesh Refinement |