| Acronym | Definition |
|---|
| OMT➣One More Time |
| OMT➣Organización Mundial del Turismo (Spanish: World Tourism Organization; UN) |
| OMT➣Oscillating Multi-Tool |
| OMT➣One More Thing |
| OMT➣Organisation Mondiale du Tourisme |
| OMT➣Online Money Transfer |
| OMT➣Opioid Maintenance Treatment |
| OMT➣Outright Monetary Transaction (European Central Bank) |
| OMT➣Osteopathic Manual Therapy (healthcare) |
| OMT➣Object Oriented Methodology |
| OMT➣Output Mapping Table |
| OMT➣Object Modeling Technique |
| OMT➣Orthogonal Mode Transducer (US DoD) |
| OMT➣Object Model Template |
| OMT➣Orthomode Transducer |
| OMT➣Organization and Management Theory |
| OMT➣Osteopathic Manipulative Therapy |
| OMT➣Organizzazione Mondiale del Turismo (Italian: World Tourism Organization) |
| OMT➣Organización Mexicana de Traductores (Mexican Organization Translators) |
| OMT➣Order Management Tool (software) |
| OMT➣Operational Management Team |
| OMT➣Ophthalmic Medical Technology |
| OMT➣Obermaat (German military) |
| OMT➣Oh My Tebow (football) |
| OMT➣Old Merchant Taylors' Society (UK) |
| OMT➣Object-oriented Modelling Technique |
| OMT➣Overhead Message Train |
| OMT➣Object Modelling Tool |
| OMT➣Oh My Twilight |
| OMT➣Organophilic Montmorillonite (polymer science) |
| OMT➣Orientations à Moyen Terme (French: Medium-Term Guidelines; occupational hazards) |
| OMT➣Onboard Maintenance Training (Navy) |
| OMT➣Operational Maintenance Test |
| OMT➣Ocean Measurement Techniques |
| OMT➣Our Mothers Tried (band) |
| OMT➣Organizational Maintenance Technician |
| OMT➣Organizational Maintenance Test |
| OMT➣Orthogonal Modeling Technique |
| OMT➣Ordo Militaris Templi (gaming) |
| OMT➣Operation, Maintenance and Tolling |