| Abbreviation | Definition |
|---|---|
| NYA | Not Yet Available |
| NYBOT | New York Board Of Trade |
| NYSIF | New York State Insurance Fund |
| NZM | New Zealand Made |
| NZP | Non- Zero Production |
| O | Operations |
| O | Opportunity |
| O | Organization |
| O&M | operations and maintenance |
| O&O | Owned Operated |
| O&O | Owned & Operated |
| O&O | Owned and Operated |
| o/a | on account |
| o/b | on board |
| o/s | out of stock |
| O2A | Order-to-Activation |
| O2C | Order to Cash |
| OAD | Opportunity Assessment Document |
| OAI | Open Action Item |
| OAIT | Office Automation and Information Technology |