ODD

ODD is an initialism, which might refer to:


 * ODD (Text Encoding Initiative) ("One Document Does it all"), an abstracted literate-programming format for describing XML schemas
 * Oodnadatta Airport (IATA: ODD), South Australia
 * Operational design domain (ODD), for automated systems
 * Operational due diligence
 * Oppositional defiant disorder, a mental disorder characterized by anger-guided, hostile behavior
 * ODD, a 2007 play by Hal Corley about a teenager with oppositional defiant disorder
 * Optical disc drive