| Acronym | Meaning |
| API | Air Pollution Index |
| ISLAR | International Symposium On Laboratory Automation And Robotics |
| ARXPD | Angle Resolved X-ray Photoelectron Diffraction |
| FMM | Fast Multipole Method (algorithm For Coulomb Interactions Among Charge Distributions) |
| VEH | Valence Effective Hamiltonian Method (for Electronic Structure) |
| CVSEH | Correlated Valence Shell Effective Hamiltonian |
| ADSA | Axisymmetric Drop-shape Analysis |
| GPIB | General Purpose Interface Bus |
| DORIS | Doppler Orbit And Radio Positioning Integration By Satellite |
| AET | S-(2-aminoethyl)isothiouronium Bromide Hydrobromide |