| MWT | Maintenance of Wakefulness Test 
| Others |
| MWT | Manufacturing Warehouse and Transportation
| Others |
| MWT | Marconi Wireless Telegraph
| Others |
| MWT | Marconi Wireless Telegraph (Marconi-Osram Valve)
| Others |
| MWT | Mashwani Welfare Trust
| Others |
| MWT | Mean Waiting Time
| Others |
| MWT | Megan Whalen Turner
| Others |
| MWT | Metal Wrap Through
| Others |
| MWT | Metallisation Wrap Through
| Others |
| MWT | Michigan Walleye Tour
| Others |
| MWT | Micro Window Toolkit
| Others |
| MWT | Mid Week Update
| Others |
| MWT | Mid west Transfers
| Others |
| MWT | Mid- Western University
| Others |
| MWT | Mid-West Terminal Warehouse Company
| Others |
| MWT | MidWest Telnet
| Others |
| MWT | Mike's Wiki Tool
| Others |
| MWT | Millimeter Wave Technology
| Others |
| MWT | Millimeter Wave Technology, Inc.
| Others |
| MWT | Model Wind Tunnel
| Others |
| MWT | Modern Western Theology
| Others |
| MWT | Monitor Wafer Turner
| Others |
| MWT | Monkeys With Typewriters
| Others |
| MWT | Moolawatana, South Australia, Australia
| Others |
| MWT | Mostly Wasted Time
| Others |
| MWT | Mothers Who Think
| Others |
| MWT | Movable Weight Technology
| Others |
| MWT | Multi Worm Tracker
| Others |