| Abbreviation | Definition |
|---|---|
| NAR | National Assembly of Realtors |
| NASM | Netwide Assembler |
| NAW | National Assembly for Wales |
| NBCD | Natural Binary Coded Decimal |
| NBD | Non Break Debug |
| NC | Native Compiled |
| NC | New Clock |
| NC | No Carry |
| NCA | National Circuit Assembly |
| NCC | Non Canon Character |
| NCGA | North Carolina General Assembly |
| NE | No Exception |
| NE | Not Equal |
| NEG | Negate |
| NEQ | Not EQual |
| NG | Not Greater than |
| NI | Not Initialized |
| NIAC | Northern Ireland Assembly Commission |
| NL | New Line |
| NL | Next Line |