| Acronym | Meaning |
| USERC | United States Environmental And Resources Council |
| IIV&V | Independent Integration |
| IATO | Independent Acceptance Test Organization |
| ASTIA | Armed Services Technical Information Agency |
| ISNAR | International Service For National Agricultural Research |
| AICHE | American Institute Of Chemical Engineers |
| DDR | Deutsche Demokratische Republik |
| GIPS | Billions Of Instructions Per Second |
| ICD | Interface Control Document |
| IFD | Indirect Flare Detector |