| Acronym | Meaning |
| FAPS | Field-effect-addressable Potentiometric Sensor |
| SIP | State Implementation Plan |
| FDR | Frequency Domain Reflectometry |
| ERBE | Earth Radiation Budget Experiment |
| FEFF | Free Energy Force Field |
| CBI | Compliance Biomonitoring Inspection |
| AF | Audio Frequency |
| OHC | Outer Hair Cell |
| CAFCA | Computer Assisted Flow Control And Analysis |
| PBB | Polybrominated Biphenyl |