| Acronym | Meaning |
| ERFEN | Estudio Regional Del Fenomeno El Nino |
| ECCS | Electro-coated Chromium Steel |
| CASPT2 | Complete Active Space With Second-order Perturbation Theory |
| ANT | Adenine Nucleotide Translocator |
| ISIRS | International Sorption Information Retrieval System |
| BER | Base Excision Repair |
| VEE | Venezuelan Equine Encephalitis |
| HAD | Hollow Anode Discharge |
| SPE | Solid Phase Epitaxy |
| FRAP | Fluorescence Recovery After Photobleaching |