| Acronym | Meaning |
| COC | Cleveland Open Cup (Flash Point Test Method) |
| VFET | Vertical Field-effect Transistor |
| UJT | Unijunction Transistor |
| FFT | Fast Fourier Transform |
| ISPGAA | In Situ Prompt Gamma-ray Activation Analysis |
| NND | New And Nonofficial Drugs |
| ESCORT | Error Self-compensation Reached By Tau-scrambling |
| EGD | Evolved Gas Detection |
| AIEMP | Ab Initio Environment Model Potential |
| OVOS | Optimized Virtual Orbital Space Approximation (for Correlated Calcns.) |