| Acronym | Definition |
|---|
| ICGA➣International Conference on Genetic Algorithms |
| ICGA➣Independent Certified Gemologist Appraiser (American Gem Society) |
| ICGA➣International Computer Games Association (formerly International Computer Chess Association) |
| ICGA➣Iowa Corn Growers Association |
| ICGA➣Illinois Corn Growers Association |
| ICGA➣Islamic Center of Greater Austin (Texas) |
| ICGA➣International Colored Gemstone Association |
| ICGA➣International Carnival Glass Association |