| Acronym | Meaning |
 | GBBC | Great Backyard Bird Count |
| OPI | Office Of Primary Interest - Open Prepress Interface |
| ORB | #NAME? |
| BIF | Burundian Franc (ISO 4217 Currency Code) |
| IFAH | International Federation For Animal Health |
| BW | Botswana (ISO 3166 Digram) |
| HIRISE | High Resolution Imaging Science Experiment |
| ACT | R -ACT-Rational (cognitive Model) |
| PWA | Pirates With Attitude |
| PAB | Panamean Balboa (ISO 4217 Currency Code) |
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