| Abbreviation | Definition |
|---|---|
| NOMEN | Nomenclature |
| NOMI | Naval Operational Medicine Institute |
| NOMI | Not One More Inch |
| NOML | No Mans' Land |
| NOML | Nominal |
| NOMMA | New Orleans Military and Maritime Academy |
| NOMMA | New Orleans Military Maritime Academy |
| NOMP | National Organization for Military Production |
| NOMS | Nuclear Operations Monitoring System |
| NOMW | not on my watch |
| NonCom | Noncommissioned officer |
| NOP | Nuclear Operations |
| NOPF | Naval Oceanographic Processing Facility |
| NOPI | Naval Ordnance Plant Indianapolis |
| NOPLAN | No Operation Plan Available or Prepared |
| NOPLAN | No Plan Available or Prepared |
| NOR | Notice Of Revision |
| NORAD | North American Aerospace Defense Command |
| NORM | Normal |
| NORM | Not Operationally Ready, Maintenance |