| Acronym | Meaning |
| TOP | Trioctyl Phosphate |
| CSA | Centrifugal Sudden Approxn. (in Scattering Calcns.) |
| TTS | T Tauri Star |
| DLL | Dynamic Link Library |
| CNDO/B | Complete Neglect Of Differential Overlap / Boyd |
| NC-IUBMB | Nomenclature Committee Of The International Union Of Biochemistry And Molecular Biology |
| SONEX | Subsonic Assessment Ozone And Nitrogen Oxide Experiment |
| CGRP | Calcitonin Gene Related Peptide |
| DEM | Discrete Element Method |
| HSK | Hylleraas Scherr Knight (variational Perturbation Procedure) |