| Acronym | Definition |
|---|
| CMNA | Certified Meraki Network Associate (software training) |
| CMNA | Computational Models of Natural Argument (workshop) |
| CMNA | Clinique Médicale de Nutrition et d'Amaigrissement (French: Medical Clinic of Nutrition and Weight Loss; Canada) |
| CMNA | Construction de Machines pour la Navigation Aérienne (French: Construction Machinery for Air Navigation) |
| CMNA | Crédit Mutuel Nord Atlantique (French bank) |
| CMNA | Canadian New Media Awards |
| CMNA | Clan Mackintosh of North America (Scottish heritage group) |
| CMNA | California Mobile Notary Association |
| CMNA | Complement-Mediated Neutrophil Activation |