MDO

MDO can mean:

• MDO (band), a Puerto Rican boy band, a spin-off from Menudo
• Marine Diesel Oil, a type of fuel oil used in the maritime field
• Medium density overlay, a type of plywood
• Meritorious Day Off, a day given off for meritorious military service
• Multi-decadal oscillation of ocean temperature, e.g. Atlantic multidecadal oscillation
• Multidisciplinary design optimization, a field of engineering
• Mobile data offloading The practice of redirecting data from a cellular network to a fixed-line network
• Mobile Data Optimization, a technology to optimize data on mobile devices