MDO
MDO stands for:
- Marine diesel oil
- Medium density overlay , ready-to-paint, single-sided coated veneer plywood
- Multi-dose ophthalmic , small medication bottle for eye drops
- Middleton Island Airport (IATA code) in Middleton Island, Alaska, USA
- Multidisciplinary Design Optimization, see Multidisciplinary Design Optimization
- Dollnstein station (DS100 code)