| Acronym | Meaning |
| CPSC | Consumer Product Safety Commission |
| PI | Plugging Index |
| MDH | Malate Dehydrogenase |
| ALS | Antilymphocyte Serum |
| CAPD | Continuous Ambulatory Peritoneal Dialysis |
| SPA | Shielded-potential Approxn. (in Electronic Structure) |
| PMPO | Perturbed Morse Pekeris Oscillator (model Potential) |
| DBTS | Ductile-to-brittle Transition Strain |
| AI | Artificial Intelligence |
| HCL | Hollow Cathode Lamp |