| Acronym | Meaning |
| ITC | InferoTemporal Cortex (neurophysiology) |
| PCE | PerChlorEthylene |
| HP | IL -Hewlett-Packard Interface Loop (serial Bus Used With Some HP Calculators And Computers |
| DERA | British Defence Evaluation And Research Agency (1995?2001) |
| AGM | Annual General Meeting |
| GYY | Gary/Chicago International Airport (IATA Airport Code) |
| GTM | Guatemala (ISO 3166 Trigram) |
| GEL | Georgian Lari (ISO 4217 Currency Code) - Gilbert And Ellice Islands (ISO 3166 Trigram; Obsolete 1977) |
| SIMM | Single In-line Memory Module |
| AFO | Association Of Field Ornithologists |