| AFM | atomic force microscopy |
| AI | artificial intelligence |
| ANSI | American National Standards Institute |
| APS | American Physical Society |
| BESSY-II | Berliner Elektronenspeicherring-Gessellschaft fur Synchrotronsstrahlung |
| BIPM | International Bureau of Weights and Measures |
| CMR | construction and major renovations |
| CRF | construction of research facilities |
| CU | University of Colorado Boulder |
| CUP | Central Utility Plant |
| DARPA | Defense Advanced Research Projects Agency |
| DEIA | diversity, equity, inclusion, and accessibility |
| DIAL | Differential Absorption Light Detection and Ranging |
| FY | fiscal year |
| HR | Human Resources |
| IEEE | Institute of Electrical and Electronics Engineers |
| LIDAR | Light Detection and Ranging |
| MGH | Massachusetts General Hospital |
| MKID | microwave kinetic inductance detector |
| MML | Materials Measurement Laboratory |
| MRI | magnetic resonance imaging |
| NCNR | NIST Center for Neutron Research |
| NEP | noise-equivalent power |
| NIH | National Institutes of Health |
| NIST | National Institute of Standards and Technology |
| NSF | National Science Foundation |
| OSHA | Occupational Safety and Health Administration |
| PECASE | Presidential Early Career Awards for Scientists and Engineers |
| PFC | Physics Frontier Center |
| PI | principal investigator |
| PML | Physical Measurement Laboratory |
| PPE | personal protective equipment |
| QED | Quantum Electromagnetics Division |
| QPD | Quantum Physics Division |
| RAVEN | Rapid Analysis of Various Emerging Nano-Electronics |
| RF | radio frequency |
| SCMMR | safety, capacity, maintenance, and major repairs |
| SEM | scanning electron microscope |
| SI | International System of Units |
| SQL | standard quantum limit |
| SQUID | Superconducting Quantum Interface Device |
| TES | transition-edge sensor |
| TFD | Time and Frequency Division |
| TPO | Technology Partnership Office |
| TRL | technology readiness level |
| USNO | U.S. Naval Observatory |
| UTC | Coordinated Universal Time |
| VCAT | Visiting Committee on Advanced Technology |
| X-IFU | X-ray integral field |