| Acronym | Meaning |
| COPM | Carter Ozone Per Mile |
| SIFCA | Slurry-infiltrated Fiber Castable [ceramic Casting Technique] |
| SBLA | Sealed Bipolar Lead Acid (battery) |
| SIRS | Systemic Inflammatory Response Syndrome |
| FABMS | Fast Atom Bombardment Mass Spectrometry |
| ENR | Endogenous Nitrate Respiration |
| UPES | Ultraviolet Photoelectron Spectroscopy |
| WSOEA | Wallace Second-order Eikonal Approximation |
| PTA | Plasma Transferred Arc |
| MACS | Modified Atomic Charge Superposition (in Calcns. On Atom-surface Scattering Potentials) |