| Acronym | Definition |
|---|
| KCCA➣Kernel Canonical Correlation Analysis |
| KCCA➣Kansas City Corvette Association |
| KCCA➣Kentucky Core Content for Assessment (Kentucky Department of Education) |
| KCCA➣Korean-Canadian Children's Association (Mississauga, Ontario, Canada) |
| KCCA➣Kent County Chess Association (Kent, England) |
| KCCA➣Known Cancer-Causing Agent (oncology) |