Posted in Business & Finance, Engineering, Government & Military, Information Technology, Internet Slang, Organizations, Pop Culture, Schools & Education DNO stands for Det Norske Oljeselskap ASA (Norwegian Oil company) DNO stands for Das Neue Orchester (German: Period Instruments Orchestra) DNO stands for De Nederlandse Opera (Dutch: The Netherlands Opera) DNO stands for DNO Diplôme National d’Oenologue (French: National Diploma of Oenology; various universities) DNO stands for Directive Nationale d’Orientation (French: National Orientation Directive) DNO stands for Distribution Network Operator DNO stands for Donor Network Operator (mobile communications operator) DNO stands for Die Neue Ordnung (German: The New Order) DNO stands for Do Not Open DNO stands for Dark Narrow Oblique DNO stands for Danish Nurses’ Organization DNO stands for Dad’s Night Out