| Acronym | Definition |
|---|
| SNR➣Signal-to-Noise Ratio |
| SNR➣Seiner (Dutch) |
| SNR➣School of Natural Resources |
| SNR➣Samburu National Reserve (Kenya) |
| SNR➣Serial Number |
| SNR➣Sequence Number Reset |
| SNR➣Signal to Noise Ratio |
| SNR➣Server Not Responding |
| SNR➣Single Number Reach |
| SNR➣Sub National Review |
| SNR➣Sporting News Radio |
| SNR➣Shell Nederland Raffinaderij (Dutch: Shell Netherlands Refinery) |
| SNR➣Single Number Rating (EU noise diffusion measurement) |
| SNR➣Society of Nautical Research (est. 1908) |
| SNR➣Safety Net Review (Australia) |
| SNR➣Senior National Representative |
| SNR➣Senior Gamers (gaming community) |
| SNR➣Super Nova Remnant |
| SNR➣Shady Ninja Racing (forum) |
| SNR➣Saved Number Redial |
| SNR➣Startup Notification Report |
| SNR➣Sporting Nazairien Rugby (French rugby club) |
| SNR➣Supplier Nonconformance Report |
| SNR➣Société Nouvelle de Rectification (French industrial motor repair company) |
| SNR➣Syndicat National des Radiesthésistes (French: National Union of Dowsers) |
| SNR➣Subject to Non-Renewal |
| SNR➣Skilled Nursing and Rehabilitation |
| SNR➣Stochastic Noise Reaction (gradient method for minimization of arbitrary functions) |
| SNR➣Signature Not Required |
| SNR➣Senior NAVOCEANO Representative (US Navy) |
| SNR➣S-Type Noise Reduction (Dolby cassette technology) |
| SNR➣Sunflour Railroad Incorporated |
| SNR➣Sub-Net Relay |