| Acronym | Meaning |
| AEC | Atomic Energy Commission |
| NLLAP | National Lead Laboratory Accreditation Program |
| APDB | Antiphase Domain Boundary |
| CET | Collisional Energy Transfer |
| LUC | Large Unit Cell Semiempirical Approxn. (for Band Structure) |
| CISDTQ | Configuration Interaction With Single |
| CRAF | Comet Rendezvous Asteroid Flyby |
| GITT | Galvanostatic Intermittent Titration Technique |
| RFGD | Radio-frequency Glow Discharge |
| MCDW | Matrix Continuum Distorted Wave |