| Acronym | Meaning |
| OBD | Optical Beam Deflection |
| ASW | Artificial Seawater |
| CPLD | Complex Programmable Logic Device |
| DFW | Diffusion Welding |
| MFVT | Mixed Flow Vectored Thrust |
| ABMR | Atomic Beam Magnetic Resonance |
| DEM | Distinguishable Electron Method |
| PVMS | Pressure Vessel Management System |
| AACE | American Association Of Coast Engineers |
| AMS | American Mathematical Society |