| Acronym | Meaning |
| ULDPE | Ultra Low Density Polyethylene |
| SCF | Spherical Convergent Flap |
| MAXI | Monitor Of All-sky X-ray Image |
| TSPA | Total System Performance Assessment |
| BMC | Bone Mineral Content |
| PK | Protein Kinase |
| XIAES | X-ray Induced Auger Emission Spectroscopy |
| HTPB | Hydroxy-terminated Polybutadiene |
| VAWI | Variable Wavelength Interferometry |
| ECS | Electroconvulsive Shock |