DNE

DNE may refer to:

• The convention of circling important information (such as URLs, or assignments) and marking it DNE (Short for do not erase) on chalkboards in academic institutions with shared lecture facilities.
• In mathematics it may be used as an abbreviation to illustrate that a proper solution to some problem Does Not Exist.
• An abbreviation for "Did not enter" or "Do not enter"
• The National Livestock Department (Direction Nationale d'Elevage - DNE) of Mauritania, which manages different aspects of agriculture in that nation
• Defining New Elegance - an english urban "Catch phrase" by Alexander Hunter-Heslop, an international lifestyle critic.

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