| Acronym | Meaning |
| DTC | Differential Thermal Calorimetry |
| MRLCC | Multireference Linearized Coupled Cluster |
| NERAC | New England Research Applications Center |
| OC | Oxygen Consumed |
| YAC | Yeast Artificial Chromosome |
| OVOS | Optimized Virtual Orbital Space Approximation (for Correlated Calcns.) |
| TNS | 6-p-Toluidino-2-naphthalenesulfonic Acid |
| NIR | Near Infrared |
| GNRH | Gonadotropin Releasing Hormone |
| SMO | Sample Management Office (US EPA) |