| Acronym | Meaning |
 | PGCE | Postgraduate Certificate In Education |
 | GDL | Game Definition Language |
 | IC | Ice Crystals (METAR Code) - Iceland (FIPS 10-4 Country Code) -Integrated Circuit |
 | SIW | Simulation Interoperability Workshop |
 | TSCA | Toxic Substances Control Act (tosca) |
 | HCF | Highest Common Factor |
 | RACON | RAdar BeaCON |
 | AFES | Automatic Fire Extinguishing System |
 | DEC | Department Of Environmental Conservation - Digital Equipment Corporation - Disasters Emergency Committee |
 | SOHO | Solar And Heliospheric Observatory |