| RARE | European Association of Research Networks | 欧洲的学术网络 |
| RARE | Rare Animal Relief Effort | 珍稀动物救助工作 |
| RARE | Ropemarks Artistic Rope Exchange | Ropemarks艺术绳索交换 |
| RARE | Refocus, Action, Results, And Exceed | 重新聚焦、行动、结果和超越 |
| RARE | RÉseau Alimentation RÉfÉrence Europe (French: European Food Reference Network) | RÉseau Alimentation RÉfÉrence Europe (French: European Food Reference Network) |
| RARE | RÉseaux AssociÉs pour la Recherche EuropÉenne (European Association of Research Networks) | RÉseaux AssociÉs pour la Recherche EuropÉenne (European Association of Research Networks) |
| RARE | Rapid Assessment Research Evaluation | 快速评估研究评估 |
| RARE | Retinoic Acid Response Element | 维甲酸反应元件 |
| RARE | Rochester Area Recumbent Enthusiasts (Rochester, NY) | 罗切斯特地区平卧爱好者（纽约州罗切斯特） |
| RARE | Rapid Acquisition with Relaxation Enhancement | 具有放松增强功能的快速采集 |
| RARE | Rare Hospitality International, Inc. | 瑞尔酒店国际有限公司。 |
| RARE | Responsible And Respectful Everyday | 每天都有责任感和尊重 |
| RARE | Rooted And Reaching Everywhere | 扎根并无处不在 |