| Abbreviation | Definition |
|---|---|
| NAS | Newly Associated States |
| NCAGE | NATO Commercial and Governmental Entity |
| NCRE | National Competitive Recruitment Examination |
| NCSD | National Commission for Sustainable Development |
| NCSS | National Cholera Surveillance System [Haiti] |
| NCZ | Nanshui Chemical Industry Zone |
| NDC | Nationally Determined Contribution |
| NDE | National Designated Entities |
| NDRE | Natural Disaster Response Exercise |
| NDRF | National Disaster Recovery Framework |
| NEFOS | New Emerging FOrceS |
| NETI | New and Emerging Talent Initiative |
| NFP | New Found Power |
| NGO | Non-Governmental Organization |
| NHRIS | National Human Rights Institutions |
| NIE | Newly Industrializing Country |
| NIMUN | Navrachana International Model United Nations |
| NLL | North Limit Line |
| NMA | National Mutual Aid |
| NMCM | No More Conflict Minerals |