| QA | QATAR | 卡塔尔 |
| QA | Quality Assurance | 质量保证 |
| QA | Quality Assessment | 质量评价 |
| QA | quaternary ammonium | 季铵 |
| QA | a series of loci close to h-2 | 一系列接近h-2的基因座 |
| QA | Quick Acting | 快速反应 |
| QA | Query All | 全部查询 |
| QA | Question and Answering | 问题和回答 |
| QA | Qualified Actuary | 合格精算师 |
| QA | Quota Adaptation | 配额调整 |
| QA | Quite Annoying | 相当烦人 |
| QA | Quality Agent | 质量代理人 |
| QA | Quote Assistants | 报价助理 |
| QA | Qualified Admissions | 合格入学人数 |
| QA | corpus quadrigeminum anterius | 前四体 |
| QA | Quadrant Elevation (artillery) | 象限高程(火炮) |
| QA | Queen Amidala (Star Wars) | 阿米达拉女王(星球大战) |
| QA | Quality Analyst | 质量分析员 |
| QA | Quinolinic Acid | 喹啉酸 |
| QA | Queensland Athletics | 昆士兰田径 |
| QA | Quick-Acting | 快速反应 |
| QA | Queue Arbitrated | 队列已仲裁 |
| QA | Queue and Accumulator (Cisco) | 队列和累加器(Cisco) |
| QA | Quick Action | 快速操作 |
| QA | Quantitative Analysis | 定量分析 |
| QA | Qantas Airways | 澳大利亚航空公司 |
| QA | Quality Analysis | 质量分析 |
| QA | Quick Assets | 快速资源 |
| QA | Quake Arena | 地震竞技场 |
| QA | Query Author | 查询作者 |