| Acronym | Meaning |
| NK | Natural Killer |
| CCPP | Combined Cycle Power Plant |
| EBIR | Energy Based Integral Retention (in Electronic-structure Calcns.) |
| STAT | Slotted Tube Atom Trap |
| AWM | Abrasive Waterjet Machining |
| GD-OES | Glow Discharge Optical Emission Spectroscopy |
| IDI | Ion Dipole Induced (potential Term In Potential Energy Surfaces) See Also LEPS-IDI |
| ITS | Internal Transcribed Spacer |
| B1B | (coulomb) Boundary-corrected First Born (for Scattering) |
| ORBIT | On-line Retrieval Of Bibliographic Information Timesharing |