ADN

ADN may refer to:

Technology

 * Application Delivery Network, a suite of technologies for improved delivery of applications across the Internet
 * Aircraft Data Network, a proposed network standard for commercial aircraft installations
 * Abbreviated Dialing Numbers, two or three digits sequence to reach specific telephone numbers, such as those of public services
 * App.net, an online social networking service
 * Digital Negative (file format), a raw image format designed by Adobe Systems

Science

 * Ammonium dinitramide, a rocket propellant
 * DNA, as abbreviated in various languages (particularly Romance languages such as Spanish and French)
 * Auditory Disability with Normal hearing, a term for King-Kopetzky syndrome
 * Adiponitrile

Politics

 * Nationalist Democratic Action (Spanish: Acción Democrática Nacionalista), a political party of Bolivia
 * National Democratic Alliance (Italy) (Italian: Alleanza Democratica Nazionale), a former political party of Italy

Media

 * ADN (newspaper), a Spanish free daily newspaper
 * Allgemeiner Deutscher Nachrichtendienst, the state news agency of East Germany
 * Anchorage Daily News, an Alaskan newspaper
 * ADN, the original French title of DNA, a 2020 drama film
 * ADN Radio Chile, a Chilean Radio station

Education

 * Associate Degree in Nursing, similar to Associate of Science in Nursing
 * A common term for the student section of Athens Drive High School

Other uses

 * Abbreviated dialing number
 * ADN, the stock symbol of Aberdeen Asset Management
 * Adang language, a Trans-New Guinea language of Indonesia
 * Ardrossan Town railway station, UK
 * Ashley, Drew and Northern Railway, a defunct railroad in Arkansas
 * Andes Airport in Andes, Antioquia, Colombia
 * European Agreement concerning the International Carriage of Dangerous Goods by Inland Waterways, part of the UN Recommendations on the Transport of Dangerous Goods