| Acronym | Definition |
|---|
| CNL | Cancel |
| CNL | Clinical Nurse Leader |
| Cnl | Colonel |
| CNL | CityNightLine (German Rail) |
| CNL | Commercial Net Lease (Orlando, FL) |
| CNL | Controlled Natural Language |
| CNL | Center for Naval Leadership |
| CNL | Compensated Neutron Log (oil industry) |
| CNL | Committee of National Liberation (World War II Italian group) |
| CNL | Cumulative Net Loss |
| CNL | Constrained Natural Language (restricted set of nouns and verbs for requirements documents) |
| CNL | Crocker Nuclear Lab |
| CNL | Circuit Net Loss |
| CNL | Certificate of Non-Licensure (Pennsylvania criminal legal document) |
| CNL | Conical-Nose Lead (bullets) |
| CNL | Columbia, Newberry, and Laurens Railroad Company |
| CNL | Canal de Noticias Lisboa (Portugal) |
| CNL | Cambridge Neurodynamics Limited |
| CNL | Commission Nationale de Linguistique (French: National Linguistic Commission; Benin & Togo) |
| CNL | Sindal Airport, Denmark (IATA code) |
| CNL | Centre National de la Littérature (French: National Center of Literature; Luxembourg) |
| CNL | Caisse National du Logement (French: National Housing Fund; Algeria) |
| CNL | Club Nautique de Limoges (French nautical club) |
| CNL | Centre Nautique de Lorient (French nautical center) |
| CNL | Confédération Nationale du Logement (French: National Confederation of Housing) |
| CNL | Centre National du Livre (French: National Book Center) |
| CNL | Cercle Nautique de Loctudy (French nautical club) |
| CNL | Centre de Naturopathie Lausanne (French; Swiss naturopathy center) |