| Acronym | Definition |
|---|
| NBR➣Number |
| NBR➣Nightly Business Report (PBS show) |
| NBR➣Nitrile Rubber (synthetic) |
| NBR➣National Board of Revenue (Bangladesh) |
| NBR➣National Business Review (New Zealand weekly business newspaper) |
| NBR➣Network-Based Recording |
| NBR➣National Board of Review |
| NBR➣Not Biking Related |
| NBR➣Nilgiri Biosphere Reserve (India) |
| NBR➣Nitrile Butadiene Rubber |
| NBR➣National Bureau of Asian Research |
| NBR➣Numbering |
| NBR➣North British Railway |
| NBR➣National Bank of Romania |
| NBR➣National Board of Review of Motion Pictures |
| NBR➣New Business Request (various locations) |
| NBR➣Neutral Base Region |
| NBR➣Nonborrowed Reserves (banking) |
| NBR➣Not Baby Related (mommy message board) |
| NBR➣Nottaway-Broadback-Rupert (Canada, hydroelectric dam complex) |
| NBR➣No Beers Required |
| NBR➣Natural Background Radiation (radioactivity) |
| NBR➣Butadiene-acrylonitrile copolymer rubber |
| NBR➣National Burn Repository |
| NBR➣Narrow Band Receiver |
| NBR➣Navigation Base Reference |
| NBR➣Not Business Related |
| NBR➣New Britain Transportation, Inc. |
| NBR➣National Broadcast Radio |
| NBR➣New Better than Used |
| NBR➣National Benefit Resources Group |