| Acronym | Meaning |
| ECTD | Emission Control Technology Division |
| H/W | Hardware |
| FEWS | Follow-on Early Warning System |
| SNR | Signal-to-noise Ratio |
| SLAC | Stanford Linear Accelerator Center (or Collider) |
| ACE-1 | Aerosol Characterization Experiment |
| GZ | Ground Zero |
| EMAP | Environmental Monitoring And Assessment Program |
| HS | High Speed |
| LDS | Linear Depolarization Ratio |