| Acronym | Meaning |
 | ISAR | Inverse SAR (Synthetic Aperture Radar) |
| NABCI | North American Bird Conservation Initiative (nab-see) |
| PCC | NATO Partnership Coordination Cell - Posterior Cingulate Cortex - Pre-Command Course - Presidents Conference Committee |
| TIR | Tigrinya Language (ISO 639-2 Code) |
| SRD | Sardinian Language (ISO 639-2 Code) |
| FIFO | First In |
| ORI | Oriya Language (ISO 639-2 Code) |
| USNY | University Of The State Of New York (usually Pronounced Use-knee) |
| RISC | Reduced Instruction Set Computer |
| NORML | National Organization For The Reform Of Marijuana Laws (normal) |
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