| Acronym | Meaning |
 | OECD | Organization For Economic Co-operation And Development (international) |
| TRL | Technology Readiness Level |
| YF | Yottafarad |
| NASCAR | National Association For Stock Car Auto Racing |
| OHHLA | Original Hip-Hop Lyrics Archive |
| YE | Yemen (ISO 3166 Digram) |
| PR | Public Relations -Puerto Rico (postal Symbol; ISO 3166 Digram) |
| QM | Quality Management - Quantum Mechanics - Queen Mother |
| PICS | Private Investment Capital Subscription |
| SBS | Special Boat Service - Special Broadcasting Service |
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