| Acronym | Meaning |
| BCIRA | British Cast Iron Research Association |
| TBPO | Terbutylperoctoate |
| HTTP | Hypertext Transfer Protocol |
| IOS-BS | Infinite Order Sudden-breathing Sphere |
| IRI | Immunoreactive Insulin |
| APE | Aerosol Photoemission |
| EOSDIS | Earth Observing System Data Information System |
| AAPM | American Association Of Physicists In Medicine |
| TIW | Time-independent Wave Packet |
| TANGO | Testing For Adjacent Nuclei With A Gyration Operator |