| NCAA | national collegiate athletic association | 美国大学运动协会 |
| NCAA | National Collegiate Athletic Association (Indianapolis, IN, USA) | 全国大学生体育协会（美国印第安纳州印第安纳波利斯） |
| NCAA | National Celebrity Annoying Association | 全国名人烦人协会 |
| NCAA | No Clue At All | 根本没有线索 |
| NCAA | Not Counting At All | 根本不算数 |
| NCAA | National Conspiracy Against Athletes | 针对运动员的国家阴谋 |
| NCAA | No Cojones At All | 根本没有Cojones |
| NCAA | Non-stop Compilation of Annoying Advertisements | 烦人广告的不间断编辑 |
| NCAA | No Clue About Anything | 没有任何线索 |
| NCAA | No Clues At All | 根本没有线索 |
| NCAA | Nipple Campaign Across America | 全美乳头运动 |
| NCAA | No Class At All | 根本没有类 |
| NCAA | No Clue About Athletics | 没有关于田径的线索 |
| NCAA | National Committee Against Alabama | 反对阿拉巴马州全国委员会 |
| NCAA | Nobody Cares About Athletes | 没有人关心运动员 |
| NCAA | National Conspiracy Against Alabama | 针对阿拉巴马州的国家阴谋 |
| NCAA | Newsmax Com Article Archives | Newsmax Com文章档案 |
| NCAA | National Command Authority Aircraft - 747 | 国家指挥局飞机747 |
| NCAA | Non Communicative Adult Addicts | 非交流成人成瘾者 |
| NCAA | New College Alumni Association | 新学院校友会 |
| NCAA | National Council of Arab Americans | 阿拉伯裔美国人全国委员会 |
| NCAA | National Command Authority Aircraft | 国家指挥机构飞机 |
| NCAA | National Clinical Assessment Authority (UK) | 国家临床评估局（英国） |
| NCAA | Nigerian Civil Aviation Authority | 尼日利亚民航局 |
| NCAA | Non-Nuclear Consumables Annual Analysis | 非核消费年度分析 |
| NCAA | NATO Civil Air Augmentation | 北约民航扩编 |
| NCAA | No Classes At All | 根本没有课程 |
| NCAA | NATO Civil Aviation Agency | 北约民用航空局 |
| NCAA | Non Caring Arrogant Aristocrats | 不关心傲慢的贵族 |
| NCAA | NATO Civil Airlift Agency (US DoD) | 北约民用空运局（美国国防部） |
| NCAA | National Council for Accreditation and Attestation (Republic of Moldova) | 国家认证和认证委员会（摩尔多瓦共和国） |
| NCAA | Not Caring for All Athletes | 不关心所有运动员 |
| NCAA | National Civil Aviation Authority | 国家民航局 |
| NCAA | Not Caring About Anything | 不关心任何事 |
| NCAA | National Council of Athletic Ayatollahs | 国家阿亚图拉竞技理事会 |