| Acronym | Meaning |
| CPC | Chemical Protective Clothing |
| DWPO | Distorted Wave Polarized Orbital |
| CCWP-J | Close Coupling Wave Packet [in Total Angular Momentum] J [representation] (for Collision Calcns.) |
| ACSH | American Council On Science And Health |
| ETEAO | Even-tempered Exponential Atomic Orbital |
| PRDA | Program Research And Development Announcement |
| XRMA | X-ray Microanalysis |
| BOWMAN | Bidimensional Simulator Operating On Weakly Coupled Systems For Multipulse Sequences On Any NMR Software |
| VGP | Virtual Geomagnetic Pole |
| FRCA | Fire Retardant Chemicals Association |