ABR

Abr or ABR may refer to:

Technology

• Available Bit Rate, a service used in ATM networks
• Average bitrate, the average amount of data transferred per second
• Area border router, in the Open Shortest Path First protocol
• Adaptive bit rate, a method of video transmission through the Internet
• Anaerobic baffled reactor, a type of decentralized wastewater system

Transport

• Abercynon North railway station, a closed railway station formerly serving the village of Abercynon in the Cynon Valley, South Wales
• ABR, IATA code for Aberdeen Regional Airport, an airport east of Aberdeen, South Dakota, United States
• ABR, ICAO designation for ASL Airlines Ireland, a freight airline
• Athens Line, a railroad operating in the U.S. state of Georgia

Other uses

• Abr, a village in Iran
• Accredited Buyer Representative, a designation of the National Association of Realtors
• Abron dialect, a major dialect of the Akan language of Central Ghana
• Addison Brown (1830–1913), American jurist and botanist (standard author abbreviation: A. Br.)
• American Board of Radiology
• Auditory brainstem response, an electrical signal evoked from the brainstem of a human or other mammal
• August Burns Red, a metalcore band from Lancaster, Pennsylvania
• Australian Biblical Review, academic journal
• Australian Book Review, a literary magazine
• Australian Business Register, government body tasked with issuing and maintaining Australian Business Numbers (ABNs)