| Acronym | Meaning |
| EESI | Environment And Energy Study Institute |
| ISM | Intersecting Spheres Model (for Electronic-structure Calcns.) |
| ECMO | Extracorporeal Membrane Oxygenation |
| ALCAM | Activated Leukocyte Cell Adhesion Molecule |
| RSK | Rajagopal-Singhal-Kimball (local-spin-d. Potential For Electronic Structure Calcns.) |
| WWSCOT | Whisker Wall Support Coated Open Tubular Column |
| BCIRA | British Cast Iron Research Association |
| J(Z)CCS | J(z) Conserving Centrifugal Sudden Approximation (in Molecular Collisions |
| RUP | Rumen-undegradable Protein |
| BHK | Baby Hamster Kidney |