| Acronym | Meaning |
| ZG | Zettagram |
| QDR | Quadrennial Defense Review |
| ZUI | Zooming User Interface (zoo-wee) |
| PICNIC | Problem In Chair Not In Computer |
| BCER | British Columbia Electric Railway |
| OPI | Office Of Primary Interest - Open Prepress Interface |
| ISCCP | International Satellite Cloud Climatology Project |
| HFE | Human Fertilisation And Embryology (UK Act) |
| NGS | Naval Gunfire Support |
| PARWIG | Power Augmented Ram Wing In Ground (aeroplane Wing Shape) |