| Acronym | Definition |
|---|
| ICAA➣International Council on Active Aging |
| ICAA➣International Council on Alcohol and Addictions |
| ICAA➣Instituto de la Cinematografía y Artes Audiovisuales (Spanish: Institute of Cinematography and Audiovisual Arts) |
| ICAA➣Insulation Contractors Association of America |
| ICAA➣Investment Counsel Association of America (now Investment Adviser Association) |
| ICAA➣Institute of Chartered Accountants of Alberta |
| ICAA➣Institute of Chartered Accountants of Australia |
| ICAA➣International Christian Accrediting Association |
| ICAA➣International Conference on Autonomous Agents (computer science) |
| ICAA➣Iowa County Attorneys Association |
| ICAA➣Iowa Community Action Association |
| ICAA➣Illinois Community Action Association |
| ICAA➣International Comic Arts Association |
| ICAA➣Icelandic Civil Aviation Administration |
| ICAA➣International Civil Airports Association (Paris, France) |
| ICAA➣International Conference on Aluminum Alloys |
| ICAA➣International Colored Appaloosa Association |
| ICAA➣Immigrant Culture and Art Association (Canada) |
| ICAA➣International Curriculum and Assessment Agency |
| ICAA➣International Civil Aviation Authority |
| ICAA➣International Council of Accrediting Agencies |
| ICAA➣Industrial Conciliation and Arbitration Act (est. 1984; New Zealand) |
| ICAA➣International Curriculum Assessment Agency |
| ICAA➣International Coalition for Autism and All Abilities (Arnold, MO) |
| ICAA➣Invalid Children's Aid Association |
| ICAA➣Indonesian Chinese American Association |
| ICAA➣International Congress on Alcohol and Addictions |
| ICAA➣Inner City Athletic Association |
| ICAA➣Immaculate Conception Athletic Association (Arnold, MO) |
| ICAA➣Indiana County Assessors Association |
| ICAA➣Investment Capability Analysis and Assessment |
| ICAA➣International Council on Alcoholism and Addiction |
| ICAA➣Iona College Alumni Association |
| ICAA➣International Chiropractors Association Auxiliary |
| ICAA➣Indiana Community Action Association, Inc. |
| ICAA➣Intercollegiate Conference Athletic Association |
| ICAA➣Innis College Alumni Association |
| ICAA➣Inorganic Chemically Active Adsorbents |
| ICAA➣Israel Cooperation of Agricultural Application |