| Acronym | Definition |
|---|
| WCAI➣Wireless Communications Association International (Washington, DC) |
| WCAI➣Women's Cricket Association of India (est. 1973) |
| WCAI➣Wireless Cable Association International |
| WCAI➣Web Content Accessibility Initiative |
| WCAI➣Wisconsin Chapter of the Appraisal Institute (Milwaukee, WI) |
| WCAI➣West Coast Aquarium Industries (San Diego, CA) |