| RICA | Regional Institute for Children and Adolescents (Cheltenham, Maryland) | 儿童和青少年区域研究所（马里兰州切尔滕纳姆） |
| RICA | Rockingham Internet Community Access | Rockingham互联网社区接入 |
| RICA | Rural Independent Competitive Alliance | 农村独立竞争联盟 |
| RICA | Right Internal Carotid Artery | 右颈内动脉 |
| RICA | Receiver-Initiated Collision Avoidance | 接收器启动的碰撞避免 |
| RICA | Reduced Interprocessor Communication Architecture | 简化的处理器间通信体系结构 |
| RICA | Reseau d'Information Comptable Agricole | 'Information Comptable Agricole网格d |
| RICA | Reading Instruction Competence Assessment (California Commission on Teacher Credentialing and National Evaluation System | 阅读教学能力评估（加州教师资格认证和国家评估系统委员会 |
| RICA | Rete di Informazione Contabile Agricola | Contabile Agricola信息中心 |
| RICA | Reading Instruction Competence Assessment | 阅读教学能力评估 |
| RICA | reverse immune cytoadhesion | 反向免疫细胞粘附 |
| RICA | Reading In the Content Area | 在内容区域中阅读 |