DDO

DDO may refer to:

Science and technology

• DDO (gene), that encodes the D-aspartate oxidase enzyme
• David Dunlap Observatory Catalogue, a catalogue of dwarf galaxies that was published in 1959
• Dynamic Drive Overlay, a software technique to extend a system BIOS
• Dungeons & Dragons Online, a massively multiplayer online role-playing game

Titles

• Deputy Director for Operations, particularly as the title of a specific CIA official; cf. article
  • The above title is sometimes incorrectly rendered as Deputy Director of Operations; especially this latter term is also in generic use as the title of officials in business or other organizations.
• DDO may also stand for Director of Operations, particularly in francophone environments, from the French Directeur Des Opérations.

Other

• DDO Artists Agency, a talent agency
• Dollard-des-Ormeaux, Quebec
• Tsez language, by ISO 639-3 code

See also

• All pages beginning with "DDO"
• All pages with titles containing "DDO"

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.