| Acronym | Meaning |
| SEAREX | Sea/Air Exchange Program |
| SEP | Solar Energetic Particle (event) |
| MMIC | Monolithic Microwave Integrated Circuit |
| TRC | Total Residual Chlorine |
| TEL | Tetraethyl Lead |
| SART | Specific Alternation Of Rhythm In Temperature |
| ETS | Environmental Tobacco Smoke |
| HPA | Hydroxypropyl Acrylate |
| LORG | Localized Orbital-local Origin |
| SCFB | Standard Cubic Feet Per Barrel |