| Acronym | Definition |
|---|
| CNR➣Consiglio Nazionale delle Ricerche (Italian National Research Council) |
| CNR➣Canadian National Railway |
| CNR➣Contrast-to-Noise Ratio |
| CNR➣College of Natural Resources |
| CNR➣Conseil National de la Résistance (French: National Council of Resistance) |
| CNR➣Compagnie Nationale du Rhône (French engineering company) |
| CNR➣College of New Rochelle |
| CNR➣Carrier-To-Noise Ratio (fiber quality measuring) |
| CNR➣Carrier to Noise Ratio |
| CNR➣Charles Nelson Reilly (actor) |
| CNR➣Center for Nursing Research (various schools) |
| CNR➣Ceska Narodni Rada (Czech: Czech National Council) |
| CNR➣Cisco Network Registrar |
| CNR➣Chief of Naval Research |
| CNR➣Conservatoire National de Région (French: National Regional Conservatory) |
| CNR➣Combat Net Radio |
| CNR➣Centre National de Ressources (French: National Resource Center) |
| CNR➣China National Radio |
| CNR➣Comité National Routier (French: National Road Committee) |
| CNR➣Colour Noise Reduction |
| CNR➣Channel Number |
| CNR➣Communications Networking Riser |
| CNR➣Complex Node Representation |
| CNR➣Click and Run |
| CNR➣Centre National de Référence (French: National Reference Center) |
| CNR➣Clinical Nursing Research (journal) |
| CNR➣Centre National de Rugby (French: National Rugby Center) |
| CNR➣Cercle National du Recyclage (French: National Recycling Circle; est. 1985) |
| CNR➣Communication Network Riser |
| CNR➣Centro Nazionale delle Ricerche |
| CNR➣Corporation for National Research |
| CNR➣Centre for Narrative Research (UK) |
| CNR➣Cops and Robbers (gaming clan) |
| CNR➣Centre for Neuroscience Research |
| CNR➣Consejo Nacional de Reconciliación (Spanish: National Reconciliation Council) |
| CNR➣Communication & Networking Riser |
| CNR➣Committee for Nuclear Responsibility (San Francisco, CA) |
| CNR➣Communications / Network Riser |
| CNR➣Center for Nutritional Research |
| CNR➣Could Not Resist |
| CNR➣Committee on Natural Resources |
| CNR➣Centre for Neurodegeneration Research (King's College London; UK) |
| CNR➣Center for Neurological Restoration (Cleveland Clinic) |
| CNR➣Currency Non-Resident (financial account) |
| CNR➣Composite Noise Rating |
| CNR➣C-Type Noise Reduction (Dolby cassette technology) |
| CNR➣Compagnie Normande de Réfrigération (French: Normandy Refrigeration Company; Guichainville, Normandy, France) |
| CNR➣Cell Nucleus Replacement |
| CNR➣Cercle des Nageurs Riomois (French swim club) |
| CNR➣Center for Narcolepsy Research |
| CNR➣Customer Not Ready |
| CNR➣Computer and Network Repair (Georgia) |
| CNR➣Centre for Neurotranslational Research (Canada) |
| CNR➣Complex Node Representation (ATM Forum, PNNI SWG) |
| CNR➣Clutter to Noise Ratio |
| CNR➣Charterers Not Reported (shipping) |
| CNR➣Complex Natural Resonance |
| CNR➣Calibration Not Required |
| CNR➣Can Not Reproduce |
| CNR➣Customer Net Revenue |
| CNR➣Center for Nonprofit Resources (Ohio) |
| CNR➣Customized Network Routing |
| CNR➣Carboxy Nitroso Rubber |
| CNR➣Certificate of No Records |
| CNR➣Composite Noise Ratio |
| CNR➣Conventional Nuclear Weapons |
| CNR➣Cross-Namespace Redirect (Wikimedia Foundation) |
| CNR➣Critical Node Recognizer |