ADR
ADR or adr may refer to:
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Aviation
- Accident data recorder, or flight data recorder
- Adria Airways, an airline of Slovenia
- IATA airport code for Robert F. Swinnie Airport in Andrews, South Carolina, US
Companies
- Applied Data Research, a large software vendor from the 1960s until the mid-1980s
Computing
- Action–domain–responder architectural pattern
- The adr microformat, part of the hCard microformat
- Advanced Digital Recording, a magnetic tape data storage format.
- Architectural decision record
- Asynchronous DRAM refresh, an approach for persistent memory found in some Intel Xeon processors
Entertainment
- Alter Der Ruine, an American powernoise music group
- Automated dialogue replacement, a post-production process in filmmaking
Law and finance
- Alternative dispute resolution
- American depositary receipt, a method of trading non-U.S. stocks on U.S. exchanges
- Average daily rate, a common lodging industry statistic
Science and medicine
- Adiabatic demagnetization refrigeration
- Adrenodoxin-NADP+ reductase, an enzyme
- Adverse drug reaction
- Artificial disc replacement, a surgical procedure
- Astra Digital Radio, a digital radio transmission system
Transportation
- Active debris removal, an action or policy for enhancing space transport safety
- ADR (treaty), a treaty governing transport of hazardous materials
- Airdrie railway station, United Kingdom
- Ardeer railway station, Melbourne
Sports
- AD Renting (cycling team), a Belgian professional cycling team that existed from 1987 to 1989
- Alan Docking Racing, British motor racing team
- Alberto Del Rio (born 1977), Mexican professional wrestler
- Alice Davidson-Richards (born 1994), English cricketer
Other uses
- Académie de Roberval, a school in Montreal, Quebec, Canada
- Adonara language, a Central Malayo-Polynesian language of Indonesia
- ADR rose, a rose trial winner
- Alternative Democratic Reform Party, a political party in Luxembourg
- Australian Design Rules, a set of construction standards for road registered vehicles in Australia
- Automated Demand response (Auto-DR), the automation by electric grid utilities to curtail load for various cost savings strategies.
- Automotive dead reckoning, GNSS-assisted dead reckoning for vehicles
- Axiom of real determinacy
- Azerbaijan Democratic Republic (1918–1920), a precursor state to modern Azerbaijan