| Acronym | Meaning |
| WATOC | World Association Of Theoretically Oriented Chemists |
| HSDB | Hazardous Substances Data Bank (NLM) |
| BAEP | Brainstem Auditory Evoked Potentials |
| PPAD | Parallel-plate Avalanche Detector |
| IP | Inhalable Particle |
| WSSA | Weed Science Society Of America |
| WAMMAS | Waste Minimization Management Advisory System |
| ASCT | Autologous Stem Cell Transplantation |
| KPNO | Kitt Peak National Observatory |
| ICSU | International Council Of Scientific Unions |