| Acronym | Meaning |
| OWVP | Outgoing Wave Variational Principle |
| CMM | Compositionally Modulated Multilayers |
| HHG | High-order Harmonic Generation |
| GO | Gas Oil |
| NDT | Nil Ductility Temperature |
| MIGD | Million Imperial Gallon Per Day |
| PACAP | Pituitary Adenylate Cyclase-activating Polypeptide |
| CAN | Cellulose Acetate Nitrate |
| APWR | Advanced Pressurized Water Reactor |
| CBM | Conduction Band Minimum |