| Acronym | Meaning |
| ABR | Auditory Brainstem Response |
| APAR | Absorbed Photosynthetically Active Radiation |
| CTCMS | Center For Theoretical And Computational Materials Science |
| HDT | Heat Distortion Temperature |
| MP4(DQ) | Moeller-Plesset Perturbation Treatment To Fourth Order In The Space Of Double And Quadruple Substitutions |
| EDZ | Emission Density Zoning |
| NCAR | National Center For Atmospheric Research (USA) |
| WAP | Wireless Application Protocol |
| CC/RVDF | Codex Committee On Residues Of Veterinary Drugs In Food |
| FPLF | Field-programmable Logic Family |