| Acronym | Meaning |
| AIRDAS | Airborne Infrared Disaster Assessment System |
| IVAP | Intimate Valence Alternation Pairs (bonding Model In Electronic Structure Calcns.) |
| NBR | Nitrile-butadiene Rubber |
| SEMC | Scaled Ensemble Monte Carlo |
| TRIM | Total Risk Integrated Methodology |
| IBR | In-plane Birefringence |
| VCXO | Voltage Controlled Crystal Oscillator |
| FEM | Finite Element Method |
| NPL | National Physical Laboratory |
| BIB | Blocked Impurity Band |