| Acronym | Meaning |
| ACTH | Adrenocorticotrophic Hormone (reg:9003-56-9) |
| AEHA | Army Environmental Hygiene Agency |
| POCV | Pair Orthogonality Constrained Variation Method |
| MAA | Melanoma-associated Antigen |
| GRINSCH | Graded-index Separate Confinement Heterostructure |
| MERRF | Myoclonic Epilepsy Associated With Ragged-red Muscle Fibers |
| IISI | International Iron And Steel Institute |
| IDA | Interdigitated Array (microelectrodes) |
| LAXS | Large-angle X-ray Scattering |
| BA | Best Atom (basis Set) |