| Acronym | Meaning |
| OTIS | One-dimensional Transport With Inflow And Storage |
| PIS | Penning Ionization Spectroscopy |
| PWBA | Plane-Wave Born Approximation |
| AREELS | Angle-resolved Electron Energy Loss Spectroscopy |
| TRLFS | Time Resolved Laser Fluorescence Spectroscopy |
| POL-CI | Polarization Configuration Interaction |
| FRTP | Fiber-reinforced Thermoplastic |
| RONALD | Rocketborne Optical Neutral Gas Analyzer With Laser Diodes |
| ELA | Experimental Lakes Area (northwest Ontario) |
| SRP | Signal Recognition Particle |