| NCLS | National Cufflink Society | 国家袖扣协会 |
| NCLS | Northern California Lindy Society | 北加州林迪协会 |
| NCLS | Nevus Lipomatosus Cutaneous Superficialis | 皮肤浅表脂瘤痣 |
| NCLS | Negotiating the Life Course Survey | 谈判生命历程调查 |
| NCLS | Non-Negativity Constrained Least Squares | 非负约束最小二乘法 |
| NCLS | Non-Lethal Capabilities Set (US Army) | 非致命能力集（美国陆军） |
| NCLS | NICMOS Cooling Loop Simulator | NICMOS冷却回路模拟器 |
| NCLS | Non-Commented Logical Statements | 非注释逻辑语句 |
| NCLS | Netherlands Cohort Study on Diet and Cancer | 荷兰饮食与癌症队列研究 |
| NCLS | Nucleus, Inc. | Nucleus公司。 |