| Acronym | Meaning |
| SRSP | Science And Religion In Schools Project |
| KPNO | Kitt Peak National Observatory |
| RES | Radiation Exposure Status -Reserve |
| PIM | Parameterized Ionospheric Model - Path Of Intended Motion - Pediatric Index Of Mortality - Personal Information Manager/Management - Presence And Interworking Mobility - Processor-In-Memory - Program Integration Manager - Protocol Independent Multicast |
| PTSD | Post-Traumatic Stress Disorder |
| NPL | National Priorities List -Nepal (ISO 3166 Trigram) |
| DY | Dahomey (ISO 3166 Digram; Obsolete Since 1977) |
| HRM | Human Resource Management |
| NIMBY | Not In My Back Yard |
| LEU | Low-Enriched Uranium |