| Acronym | Meaning |
| IRS | Interferon-responsive Sequence |
| CFCMC | Continuous Fiber Ceramic Matrix Composites |
| OC | Office Of The Comptroller |
| FPC | Fractional Parentage Coeff. (in Group-theor. Calcns.) |
| SIMPEDS | Safety In Mines Personal Dust Sampler |
| PAE | Postantibiotic Effect |
| CPA | Coherent Potential Approximation |
| MAT | Magic Angle Turning |
| ALE | Atmospheric Lifetime Experiment |
| LAQL | Lowest Analytically Quantifiable Level |