| Acronym | Meaning |
| RDA | Regularized Discriminant Analysis |
| ALS | Acetolactate Synthase |
| DPM | Disintegrations Per Minutepar |
| CCCC | Complex-coordinate Coupled-channel (method In Calcns. On Rotational And Vibrational Predissocn.) |
| FIT | Field Investigation Team (US EPA) |
| MCR | Mutual Climate Range |
| RMSECV | Root-mean-square Error Of Cross-validation |
| RECLAIM | Regional Clean Air Incentives Market |
| CAGE | Capillary Affinity Gel Electrophoresis |
| GSCRF | Generalized Self-consistent Reaction Field |