| Acronym | Definition |
|---|
| MTO➣Made to Order |
| MTO➣More Than One |
| MTO➣Monto |
| MTO➣Make-To-Order |
| MTO➣Medium-Term Objective (budgets) |
| MTO➣Mediterranean Theater of Operations |
| MTO➣Ministry of Transportation of Ontario (government of Ontario, Canada) |
| MTO➣Mineral Titles Online (various locations) |
| MTO➣Microsystems Technology Office |
| MTO➣Manton (Amtrak station code; Manton, MI) |
| MTO➣Methanol-to-Olefin (energy process) |
| MTO➣Music Theory Online (journal; Society for Music Theory) |
| MTO➣Master Terminal Operator |
| MTO➣Many to One |
| MTO➣Make to Order |
| MTO➣Medical Time Out (tennis) |
| MTO➣Media Take Out (celebrity gossip website) |
| MTO➣Multi-Modal Transport Operator |
| MTO➣Mandatory Tender Offer (various companies) |
| MTO➣Millennial Territory Orchestra (Steven Bernstein) |
| MTO➣Mid Term Objective |
| MTO➣Moving to Opportunity for Fair Housing (US HUD) |
| MTO➣Metropolitan Tenants Organization |
| MTO➣Motor Transport Officer (various armed forces) |
| MTO➣Mandatory Time Off |
| MTO➣Maximum Tolerable Outage |
| MTO➣Mass Transfer Operations (chemical engineering) |
| MTO➣Master Terminal Operator (IMS) |
| MTO➣Message To Observer |
| MTO➣Material Take Off |
| MTO➣Medical Technical Officer |
| MTO➣Mineral Turpentine Oil (manufacturing) |
| MTO➣Medical Training Officer |
| MTO➣Money Transfer Operator (various companies) |
| MTO➣Material Transfer Order |
| MTO➣Memory Test Option |
| MTO➣Motor Tax Office |
| MTO➣Managers Time Out (various locations) |
| MTO➣Mission Tasking Order |
| MTO➣Modified Toy Orchestra (UK) |
| MTO➣Media Time-Out (sports) |
| MTO➣Manufacturing Technology Objective |
| MTO➣Maintenance Tasking Order (various organizations) |
| MTO➣Main Track Only (horse racing) |
| MTO➣Method to Operate |
| MTO➣Ministère du Transport de l'Ontario (French: Ministry of Transportation Ontario; Ontario, Canada) |
| MTO➣Maritime Trade Operations |
| MTO➣Medical Teaching Organisation |
| MTO➣Metal Turn Over |
| MTO➣Mexicans Taking Over (band) |
| MTO➣Manager of Train Operations |
| MTO➣Maritime Tasking Order (US Navy) |
| MTO➣Midshipman Training Officer |
| MTO➣Munger Tolles & Olsen LLP (California law firm) |
| MTO➣Member Telephoned Office |
| MTO➣Multi Territorial Operator (wireless communications) |
| MTO➣Missionary Teens Only (Netherlands) |
| MTO➣Modernization Transition Ombudsman |
| MTO➣Modernization Transition Overlay |