| Acronym | Meaning |
| BI | Bond Increment (method In Calcns. On Large Molecules) |
| NLLAP | National Lead Laboratory Accreditation Program |
| PNA | Peptide Nucleic Acid |
| FHMO | Fenske-Hall MO |
| HMG-COA | 3-hydroxy-3-methylglutaryl Coenzyme A |
| QLAR | Quantitative Localization Activity Relationship |
| BIS | Bureau Of Indian Stds. |
| BEBC | Big European Bubble Chamber |
| EFH | Extended Fenske-Hall (LCAO MO Method) |
| LDS | Linear Dichroism Spectrometry |