| Acronym | Definition |
|---|
| VCA | Voltage Controlled Amplifier |
| VCA | Victorian College of the Arts (Australia) |
| VCA | Vehicle Certification Agency (UK) |
| VCA | Veiligheids Checklist Aannemers (Dutch: Safety Certificate for Contractors) |
| VCA | Vision Council of America (Washington, DC, USA) |
| VCA | Video Content Analysis |
| VCA | Vanished Children's Alliance (San Jose, California) |
| VCA | Value Chain Analysis |
| VCA | Voltage Controlled Attenuator |
| VCA | Virginia Counselors Association (Forest, Virginia) |
| VCA | Vanadium Corporation of America |
| VCA | Virtual Channel Access |
| VCA | Voice Connecting Arrangement |
| VCA | Voluntary Corrective Action |
| VCA | Veteran Corps of Artillery (historical military corps in New York City) |
| VCA | Virtual Continental Airlines |
| VCA | Vancouver Cultural Alliance |
| VCA | Vacant Code Announcement |
| VCA | Voice Communications Adapter |
| VCA | Violent Criminal Actor (law enforcement) |
| VCA | Verification of Corrective Action |
| VCA | Viral Caspid Antigen |
| VCA | Visual Contact Approach (aviation) |
| VCA | Volunteers for Children Act of 1998 (aka the Foley Bill) |
| VCA | Voice Channel Assignment |
| VCA | Video Clamp Amplifier (similar to Vision Distribution Amplifier, but includes clamp circuits to maintain blanking level in the TV signal) |
| VCA | Viscerally Compressed Amplitude |
| VCA | Voluntary Cleanup Action |
| VCA | Viscosity-Controlled Acid |
| VCA | Varying Channel Assignment |