| Acronym | Meaning |
| Y | Yotta - Yttrium |
| HP | IL -Hewlett-Packard Interface Loop (serial Bus Used With Some HP Calculators And Computers |
| ZCU | Zimbabwe Cricket Union |
| CJTF | Combined Joint Task Force |
| MRD | Motorized Rifle Division |
| ZM | Zeptometre |
| SDH | Synchronous Digital Hierarchy |
| NPC | National Postgraduate Committee - National Provincial Championship (New Zealand Rugby Competition) - Navigation Planning Chart - Non-Player Character (role-playing Games) |
| WACS | What-A-Cartoon! Show |
| ITA | Italian Language (ISO 639-2 Code) |