| Abbreviation | Definition |
|---|---|
| NCFL | Nanoscale Characterization and Fabrication Laboratory |
| NCGC | NIH (National Institutes of Health) Chemical Genomics Center |
| NCHSR&D | National Center for Health Services Research and Development |
| NCHSRD | National Center for Health Services Research and Development |
| NCL | Nanomedicine Characterisation Laboratory |
| NCL | National Chemical Laboratories |
| NCL | North Central Laboratories |
| NCLC | National Cannabis Laboratory Council |
| NCLE | National Center for Laboratory and Epidemiology |
| NCLI | National Chemical Laboratory for Industry |
| NCM | Neurocalometer |
| NCML | Naval Computing Machine Laboratory |
| NCPL | Neonatal Clinical Physiology Laboratory |
| NCS | Nerve Conduction Study |
| NCSL | National Conference of Standards Laboratory |
| NCSL | National Council of Standard Laboratories |
| NCTL | National Certified Testing Laboratories |
| NCTL | National Computer and Telecommunications Laboratory |
| NCWM | Non Cell Wall Material |
| NCX | Sodium (Na) -Calcium eXchanger |