| Acronym | Meaning |
| AASHO | American Association Of State Highway Officials |
| IMS | Ion Mobility Spectrometry |
| GCSOA | Gain-clamped Semiconductor Optical Amplifier |
| CLU-IN | Clean-Up Information Bulletin Board System (formerly OSWER-BBS) |
| MSC | Multiplicative Scatter Correction |
| LMHEMT | Lattice Matched High Electron Mobility Transistor |
| CCMC | Coupled-cluster Method With Multiconfiguration Reference State |
| ISAM | Ionically Self-assembled Monolayer |
| GX | Generalized Exchange |
| NPC | Nonparenchymal Cell |