| Acronym | Meaning |
| BSQ | Boson Second Quantization |
| LTO | Laguerre-type Orbital (an Ao) |
| SIAM | Society For Industrial And Applied Mathematics |
| EMMA | Energy-dispersive Miniprobe Multielement Analyzer |
| LH | Luteinizing Hormone |
| ARPUS | Angle-resolved Ultraviolet Photoelectron Spectroscopy |
| SCI | Spinal Cord Injury |
| NTIAC | Nondestructive Testing Information Analysis Center |
| SORG | Stratospheric Ozone Review Group |
| HMMP | Hazardous Materials Management Plan |