| Acronym | Meaning |
| PBMS | Performance-based Measuring System |
| GFIS | Gas Field Ion Source |
| AGS | Alternating Gradient Synchroton |
| SHE | Standard Hydrogen Electrode |
| IMS | Intelligent Manufacturing Systems |
| IPAN | Imaging Passive-active Neutron |
| PCI-X | Parametrized Configuration Interaction (with Parameter) X |
| CBDS | Carcinogenesis Bioassay Data System |
| APC | Air Pollution Control |
| KISS | KPNO International Spectroscopic Survey |