| Acronym | Meaning |
| NTRM | NIST Traceable Ref. Materials |
| LMXB | Low-mass X-ray Binaries |
| ECISDTQ | Size-extensive CISDTQ |
| RCR | Recrystallization Controlled Rolling |
| RECP-CVC | Relativistic Effective-core Potential With Core-valence Correlation |
| CLIP | Corticotropin-Like Intermediate-lobe Peptide |
| RCF | Relative Centrifugal Force |
| NTTAA | National Technology Transfer And Advancement Act |
| LSDXS | Local-spin-density (with) Screened Exchange |
| GWKB | Generalized Wentzel-Kramers-Brillouin |