| Acronym | Definition |
|---|
| PICA | Posterior Inferior Cerebellar Artery |
| PICA | Picatinny Arsenal |
| PICA | Prudential Insurance Company of America |
| PICA | Project Interface Control Agreement |
| PICA | Portland Institute for Contemporary Art |
| PICA | Publications in Construction and Agriculture (Association of Equipment Manufacturers) |
| PICA | Podiatry Insurance Company of America (Franklin, TN) |
| PICA | Pacific Islanders' Cultural Association |
| PICA | Power Industry Computer Applications (Conference) |
| PICA | Picosecond Imaging Circuit Analysis |
| PICA | Pacific Institute of Culinary Arts (British Columbia, Canada) |
| PICA | Parasite Infected Cell Agglutination Assay |
| PICA | Polymerization-Induced Colloid Aggregation |
| PICA | Professional Investigating & Consulting Agency, Inc. (Tampa, FL) |
| PICA | Programa de Investigacion de Cultivos Andinos (Peru) |
| PICA | Plum Island Community Airfield, Inc (Massachusetts, USA) |
| PICA | Primary Inventory Control Activity/Agent |
| PICA | Preliminary Inventory Control Activity |
| PICA | Procedures for Inventory Control Afloat |
| PICA | Porch Index Communication Abilities |
| PICA | Prime Interest/Coordinating/Action |