| Acronym | Meaning |
| GAPS | Billions (109) Of Actions Per Second |
| SDVR | Single-Doppler Velocity Retrieval |
| SOI | Solar Oscillations Imager |
| ANS | American Nuclear Society |
| IQSY | International Years Of The Quiet Sun |
| PDL | Program Design Language |
| ATM | Adobe Type Manager |
| MAC | Machine Aided Cognition |
| MPR | Advanced Microwave Precipitation Radiometer |
| VLF | Very Low Frequency |