| Acronym | Meaning |
| NLSD | Nonlocal Spin Density (functional Theory) |
| PCM | Phase Contrast Microscopy |
| CDT | Critical Dissolution Time (synthetic Fiber And Polymer Property) |
| IAB | Information Access Branch |
| RTF | Room Temperature Fluorescence |
| AIDJEX | Arctic Ice Dynamics Joint Experiment |
| UNITAR | United Nations Institute For Training And Research |
| VGAAS | Vapor Generation Atomic Absorption Spectrometry |
| HEMA | Hydroxyethyl Methacrylate |
| ATRA | All-trans-retinoic Acid |