| Acronym | Definition |
|---|
| GIA➣Gemological Institute of America |
| GIA➣Group Internal Audit |
| GIA➣Global Industry Analysts (various locations) |
| GIA➣Groupe Islamique Armé (Armed Islamic Group; terrorist organization) |
| GIA➣General International Area |
| GIA➣Gallagher-Iba Arena (Oklahoma State University) |
| GIA➣Growth Inhibition Assay |
| GIA➣Girls in Action |
| GIA➣Ghana International Airlines |
| GIA➣Ghana Insurers Association |
| GIA➣Gross Internal Area (surveying measurement) |
| GIA➣Groupes Islamiques Armés (Armed Muslim Groups, Algeria) |
| GIA➣Government Information Awareness (Massachusetts Institute of Technology) |
| GIA➣Garuda Indonesia Airways (now Garuda Indonesia) |
| GIA➣Gaming Intelligence Agency |
| GIA➣Global IP-Anycast |
| GIA➣Guaranteed Interest Account |
| GIA➣Gregorian Institute of America |
| GIA➣Geothermal Implementing Agreement |
| GIA➣Geophysical Institute, University of Alaska |
| GIA➣General Indemnity Agreement |
| GIA➣Gastrointestinal Anastomosis |
| GIA➣Guaranteed Investment Account |
| GIA➣Gob Image Analyser (glass production) |
| GIA➣Group Insurance Arrangement (IRS Form 5500) |
| GIA➣Government Inspection Agency |
| GIA➣Geo Informatics and Applications |
| GIA➣Gamextreme Interaktif Ansiklopedi (Gamextreme Interactive Encyclopedia) |
| GIA➣Greater Iraqi Army |
| GIA➣Geography in Action (educational class) |
| GIA➣Genomics in Aquaculture (International Symposium) |
| GIA➣Global Investment Analysis |
| GIA➣Grassy Infiltration Area (Bonner County, ID) |
| GIA➣Gaussian Impulse Antenna |
| GIA➣Georgetown International Academy (Guyana) |