| Acronym | Meaning |
| SCTDA | Separated Channel Tamm-Dancoff Approxn. |
| MPRI | Multiphoton Resonance Ionization |
| CARA | Chemical Assessments And Related Activities |
| ASIDIC | Association Of Information And Dissemination Centers |
| EDCF | Endothelium-derived Contracting Factor |
| INRS | Institut National De Recherche Et De Securite (Paris |
| EFG | Edge-defined Film Growth (of Semiconductors |
| CS INDO | Conformation Spectra INDO |
| OHAO | Orthogonalized Hybrid Atomic Orbital |
| GEOSECS | Geochemical Ocean Sections |