| CQI | Chartered Quality Institute (UK) | 英国特许质量协会 |
| CQI | Clinical Quality Improvement | 临床质量改进 |
| CQI | Continuous Quality Improvement | 持续质量改进 |
| CQI | Copi Quik, Inc. | Copi Quik公司。 |
| CQI | Channel Quality Indicator | 频道质量指示器 |
| CQI | Cost of Quality Improvement | 质量改进成本 |
| CQI | Constant Quality Improvement | 持续质量改进 |
| CQI | Canonical Query Language | 标准查询语言 |