| DAT | ASCII or binary DATa file 
| Others |
| DAT | Dance Arts Theatre
| Others |
| DAT | Daniel And Trina
| Others |
| DAT | Danish Air Transport
| Others |
| DAT | Data Access Tool
| Others |
| DAT | Data Analysis Tool
| Others |
| DAT | Data File
| Others |
| DAT | Database Access Tool
| Others |
| DAT | Datong, Mainland China
| Others |
| DAT | daunomycin
| Others |
| DAT | Days After Treatment
| Others |
| DAT | Daytona Turbo
| Others |
| DAT | Death Assault Team
| Others |
| DAT | Decision Analysis Tool
| Others |
| DAT | Decision Assessment Tally
| Others |
| DAT | Declaration Assessment Team
| Others |
| DAT | Deformation And Tessellation
| Others |
| DAT | Delayed Action Tablet
| Others |
| DAT | Delivered At Term
| Others |
| DAT | Delivered At Terminal
| Others |
| DAT | Delivery At Site
| Others |
| DAT | Delivery At Term
| Others |
| DAT | Delivery At Terminal
| Others |
| DAT | Dental Admission Test
| Others |
| DAT | Dental Admissions Test
| Others |
| DAT | Dental Admissions Testing
| Others |
| DAT | Department of Assessments and Taxation
| Others |
| DAT | Departmental Action Team
| Others |
| DAT | Deployment Action Team
| Others |
| DAT | Destination Address Translation
| Others |
| DAT | Deutsche Automobil Treuhand
| Others |
| DAT | Development Assistance Team
| Others |
| DAT | Diagnosis And Treatment
| Others |
| DAT | Diagnosis Assessment And Treatment
| Others |
| DAT | Diet As Tolerated
| Others |
| DAT | Digital Air Time
| Others |
| DAT | Digital Ant Technology
| Others |
| DAT | Digital Audio Tape
| Others |
| DAT | Digital Audio Tape (!)
| Others |
| DAT | Digital Audio Thenewhouse
| Others |
| DAT | Digital Automotive Technology
| Others |
| DAT | Diploma in Automotive Technology
| Others |
| DAT | Direct Access Technology
| Others |
| DAT | Direct Access Testing
| Others |
| DAT | Direct Access Transport
| Others |
| DAT | Direct Agglutination Test
| Others |
| DAT | Direct Antibody Testing
| Others |
| DAT | Direct Antigen Test
| Others |
| DAT | Direct Antiglobulin Test
| Others |
| DAT | Direct Automotive Trust
| Others |
| DAT | Directional Aerospace Thrusters
| Others |
| DAT | Disability Appeal Tribunal
| Others |
| DAT | Disabled Accessible Toilet
| Others |
| DAT | Disaster Action Team
| Others |
| DAT | Disaster Assistance Team
| Others |
| DAT | Discharge Air Temperature
| Others |
| DAT | Discharge Air Temperature Sensor
| Others |
| DAT | Disk Access Time
| Others |
| DAT | Disk Allocation Table
| Others |
| DAT | Disk Array Technology
| Others |
| DAT | Doctor of Athletic Training
| Others |
| DAT | Dolly Angelu and TJ
| Others |
| DAT | Dominica Association of Teachers
| Others |
| DAT | Dopamine Active Transporter
| Others |
| DAT | Double Axle Trailer
| Others |
| DAT | Double Axle Truck
| Others |
| DAT | Drawing Apart Together
| Others |
| DAT | Driver Assist Technology
| Others |
| DAT | Drug Action Team
| Others |
| DAT | Dual Arm Tensioner
| Others |
| DAT | Duplicate Address Test
| Others |
| DAT | Dutch Amphibious Transport
| Others |
| DAT | Dynamic Address Translation
| Others |
| DAT | Dynamic Aspect Tree
| Others |
| DAT | WordPerfect Merge data file
| Others |
| Dat. | Dativ
| Others |