| Acronym | Meaning |
| CCTFA | Canadian Cosmetic, Toiletry And Fragrance Association |
| REA | Reactive Arthritis |
| MA | Mission Abort |
| EHM | Extended Hubbard Model (hamiltonian) |
| TRAXS | Total Reflection Angle X-ray Spectroscopy |
| LIESST | Light-induced Excited Spin State Trapping |
| ROA | Raman Optical Activity |
| SPPD | Spin Polarized Photoelectron Diffraction |
| HIWIP | Homojunction Interfacial Work-function Internal Photoemission |
| TACI | Transmembrane Activator And CAML Interactor |