| Acronym | Meaning |
| MHDG | Magnetic Heading |
| RFD/W | Request For Deviation/waver |
| SIM | Software Engineering Environment (see) Information Model |
| AVIM | Aviation Intermediate Maintenance |
| MEI | Maintenance Engineering Inspection |
| ORACLE | Ordnance Rapid Area Clearance |
| MSR | Minesweeper, Patrol (mine Countermeasures) |
| XFREQ | Transmit Frequency |
| RFP | Request For Proposal |
| 3M | Maintenance And Material Management (MMM) |