| Acronym | Meaning |
| GRM | Geopotential Research Mission (USA Satellite) |
| LMTD | Logarithmic Mean Temperature Difference |
| IDMS | Isotope Dilution Mass Spectrometry |
| ANLL | Acute Nonlymphocytic Leukemia |
| ALU | Arithmetic Logic Unit |
| IAPSO | International Association For The Physical Sciences Of The Ocean (ICSU) |
| HIID | Heavy Ion Induced Desorption |
| HEDS | Human Exploration And Development Of Space |
| BK-DOK | Berufkrankeit Dokumentation (German Occupational Disease Documentation) |
| DARMA | Deterministic Autoregressive Moving Average |