| Acronym | Definition |
|---|
| PCAC | Permanent Citizens Advisory Committee to the MTA (New York, NY) |
| PCAC | Programa Campesino a Campesino (Spanish: Farmer to Farmer Program; Nicaragua) |
| PCAC | Presidential Complaints and Action Committee (Philippines) |
| PCAC | Pervasive Computing and Communications (conference) |
| PCAC | Pierce City Arts Council (Missouri) |
| PCAC | Pasadena Community Access Corporation |
| PCAC | Partially Conserved Axial Vector Current |
| PCAC | Paul Creative Arts Center (University Of New Hampshire, Durham, NH) |
| PCAC | Plumbing Contractors Association of Chicago and Cooke County |
| PCAC | Pinellas County Arts Council (Florida) |
| PCAC | People Concerned About Chloramine |
| PCAC | Pleasanton Cultural Arts Council (Pleasanton, CA) |
| PCAC | Predictive Call Admission Control |
| PCAC | Point Code Allowed Control (ANSI) |
| PCAC | Penncommonwealth Casualty of America Corporation |
| PCAC | Primary Control & Analysis Center |
| PCAC | Partial Conserved Axial Currents |
| PCAC | Public Committee on Attorney Conduct |
| PCAC | President's Committee on Arts and Culture |