| COED | Coeducational | 男女同校 |
| COED | Computer Optimized Experimental Design | 计算机优化实验设计 |
| COED | Committed, Obligated, Expended, Disbursed (government contracting) | 承诺、义务、支出、支出（政府合同） |
| COED | Cooperative Education | 合作教育 |
| COED | Concise Oxford English Dictionary | 简明牛津英语词典 |
| COED | City Of Exacerbated Difference | 差异加剧的城市 |
| COED | Cooperative for Education (Cincinnati, Ohio) | 教育合作社（俄亥俄州辛辛那提） |
| COED | Commission on Education for the Deaf | 聋人教育委员会 |