| Acronym | Meaning |
 | NRTA | National Thoroughbred Racing Association - National Rat Terrier Association - National Retail Tenants Association - National Retired Teachers Association - Northwest Regional Transmission Association |
| B10 | Ben 10 |
| ASTM | American Society For Testing And Materials |
| SOI | Signal Operating Instruction |
| WRS | Worldwide Reference System |
| WVA | World Veterinary Association |
| RKBA | Right To Keep And Bear Arms (Second Amendment To The United States Constitution) |
| OASIS | Objects And Agents For Information Systems And Simulation - Organization For The Advancement Of Structured Information Standards |
| HIRISE | High Resolution Imaging Science Experiment |
| JY | Japanese Yen |
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