| Acronym | Meaning |
| PCO | Procurement Contracting Officer |
| R&D | Research And Development |
| RDY | Ready |
| ECS | Engineering Change Support |
| CICPP | Central Integrated Checkout Program Plan |
| HORIZ | Horizontal |
| IRGP | Infrared Guided Projectile Weapon System 5 |
| OMG | Object Management Group |
| BDZ | Buffer Demodulator Zero |
| OPI | Optional Procedure Indicator |