| AREP | Address Reply | 地址答复 |
| AREP | Affiliated retail electric provider | 附属零售电力供应商 |
| AREP | Aerospace Research Education Program | 航空航天研究教育计划 |
| AREP | Auxiliary Winding Regulation Excitation Principle (standby generators) | 辅助绕组调节励磁原理（备用发电机） |
| AREP | Averaged Relativistic Effective Potential | 平均相对论有效势 |
| AREP | Alliance for Responsible Energy Policy | 负责任能源政策联盟 |
| AREP | Atmospheric Research and Environment Program | 大气研究与环境计划 |
| AREP | Agricultural Research, Extension Project | 农业研究、推广项目 |
| AREP | Automated Reliability Estimation Program | 自动化可靠性评估程序 |
| AREP | Air Refueling Egress Point | 空中加油出口点 |
| AREP | Army Reserve Expeditionary Package | 陆军预备役远征包 |
| AREP | Aircraft Repair Enhancement Program | 飞机维修增强计划 |