| Rank | Abbreviation | Meaning |
|---|
| ***** | NSAR | National System of Agricultural Research
| |
| **** | NSAR | Semi-Annual Report
| |
| *** | NSAR | Non Steroid Anti Rheumatics
| |
| *** | NSAR | Nuclear Safety Analysis Report
| |
| ** | NSAR | Nuclear Safety and Audit Review
| |
| ** | NSAR | Nuclear Safety Assessment Review
| |
| ** | NSAR | New Student Advising and Registration
| |
| ** | NSAR | North Shore Association of REALTORS
| |
| ** | NSAR | Nova Scotia Association of Radiologists
| |
| ** | NSAR | Navy Systems Acquisition Review
| |
| ** | NSAR | Nova Scotia Association of Realtors
| |
| * | NSAR | normalized specific absorption rate
| |
| * | NSAR | National Search and Rescue
| |
| * | NSAR | N-nitrososarcosine
| |
| * | NSAR | Number Selected at Random
| |
| * | NSAR | North Search and Rescue
| |
| * | NSAR | National Select Agent Registry
| |
| * | NSAR | Nelson Search and Rescue
| |
| * | NSAR | Non-Steroidal Anti-Rheumatic
| |
| * | NSAR | non-specific airway responsiveness
| |
| * | NSAR | North Sea ACMI Range
| |
| * | NSAR | Nanaimo Search and Rescue
| |
| * | NSAR | National Skills Academy for Retail
| |
| * | NSAR | Nature Sucks Anyway Records
| |
| * | NSAR | Number of Seasonal AR
| |