| Acronym | Meaning |
| ADONIS | Article Delivery Over Network Information Systems |
| TPD | Temperature Programmed Desorption (for Gas Chromatography) |
| POPCORN | Photo-Oxidant Formation By Plant Emitted Compds. And OH Radicals In North-Eastern Germany |
| OLS | Online Library System |
| GIPT | Granular Injection Paint Technology |
| AWWA | American Water Works Association |
| JIPID | Japanese International Protein Information Databank |
| NADH | Reduced Nicotinamide Adenine Dinucleotide |
| ESI | Electrospray Ionization |
| MCMC | Markov Chain Monte Carlo |