| Acronym | Meaning |
| VCO | Voltage-controlled Oscillation |
| HEOS-A2 | Highly Eccentric Orbit Satellite |
| A&R | Air And Radiation |
| GEM | Geospace Environment Modeling Program |
| RV | Research Vessel |
| APT | Alliance For Photonic Technology |
| LACTOZ | N/A |
| MECCA | Model Evaluation Consortium For Climate Assessment |
| CCPR | Coherent Cloud Physics Radar |
| PCAS | Passive Cavity Aerosol Spectrometer |