Abr or ABR may refer to:

Technology

* Available Bit Rate, a service used in ATM networks *

Average bitrate In telecommunications, average bitrate (ABR) refers to the average amount of data transferred per unit of time, usually measured per second, commonly for digital music or video. An MP3 file, for example, that has an average bit rate of 128 kbit/s ...

, the average amount of data transferred per second * Area border router, in the

Open Shortest Path First Open Shortest Path First (OSPF) is a routing protocol for Internet Protocol (IP) networks. It uses a link state routing (LSR) algorithm and falls into the group of interior gateway protocols (IGPs), operating within a single autonomous sys ...

protocol *

Adaptive bit rate Adaptive bitrate streaming is a technique used in streaming multimedia over computer networks. While in the past most video or audio streaming technologies utilized streaming protocols such as RTP with RTSP. Today's adaptive streaming technolo ...

, a method of video transmission through the Internet * Anaerobic baffled reactor, a type of

decentralized wastewater system Decentralized wastewater systems (also referred to as decentralized wastewater treatment systems) convey, treat and dispose or reuse wastewater from small and low-density communities, buildings and dwellings in remote areas, individual public or ...

Transport

Abercynon North railway station , status = Disused , image = , borough = Abercynon, Rhondda Cynon Taff , country = Wales , coordinates = , grid_name = Grid reference , grid_position = , platf ...

, a closed railway station formerly serving the village of Abercynon in the Cynon Valley, South Wales * ABR, IATA code for

Aberdeen Regional Airport Aberdeen Regional Airport is a city-owned, public-use airport located two nautical miles (3.7 km) east of the central business district of Aberdeen, a city in Brown County, South Dakota, United States. It is mostly used for general aviation ...

, an airport east of Aberdeen, South Dakota, United States * ABR, ICAO designation for

ASL Airlines Ireland ASL Airlines Ireland (ASLI), formerly Air Contractors, is a cargo airline with an extensive operations network. It operates scheduled freight services throughout Europe on behalf of major parcel integrators such as Amazon, FedEx Feeder and DHL ...

, a freight airline *

Athens Line Athens Line, LLC is a Class III shortline railroad operating in Georgia, United States. Established in 2001, the ABR leases of former Norfolk Southern Railway track between Madison and Nicholson, Georgia, via Athens. It is operated under contra ...

, 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 Bono, also known as Abron, Brong, and Bono Twi, is a Central Tano language common to the Bono people and a major dialect of the Akan dialect continuum, and thus mutually intelligible with the principal Akan dialects of Asante and Akuapem, colle ...

, a major dialect of the Akan language of Central Ghana *

Addison Brown Addison C. Brown (February 21, 1830 – April 9, 1913) was a United States district judge of the United States District Court for the Southern District of New York, a botanist, and a serious amateur astronomer. Early life, education and career A ...

(1830–1913), American jurist and botanist (standard author abbreviation: A. Br.) *

American Board of Radiology Established in 1934, the American Board of Radiology (ABR) is an independent, not-for-profit professional association with headquarters in Tucson, Arizona. It oversees the certification and ongoing professional development of physician specialists ...

Auditory brainstem response The auditory brainstem response (ABR), also called brainstem evoked response audiometry (BERA), is an auditory evoked potential extracted from ongoing electrical activity in the brain and recorded via electrodes placed on the scalp. The measured r ...

, an electrical signal evoked from the brainstem of a human or other mammal *

August Burns Red August Burns Red is an American metalcore band from Lancaster, Pennsylvania, formed in 2003. The band's current lineup consists of lead guitarist John Benjamin "JB" Brubaker, rhythm guitarist Brent Rambler, drummer Matt Greiner, lead vocalist Ja ...

, a metalcore band from Lancaster, Pennsylvania * ''

Australian Biblical Review The ''Australian Biblical Review'' is an annual peer-reviewed academic journal An academic journal or scholarly journal is a periodical publication in which scholarship relating to a particular academic discipline is published. Academic journ ...

'', academic journal * ''

Australian Book Review ''Australian Book Review'' is an Australian arts and literary review. Created in 1961, ''ABR'' is an independent non-profit organisation that publishes articles, reviews, commentaries, essays, and new writing. The aims of the magazine are 'to ...

'', a literary magazine * Australian Business Register, government body tasked with issuing and maintaining

Australian Business Number The Australian Business Number (ABN) is a unique 11-digit identifier issued by the Australian Business Register (ABR) which is operated by the Australian Taxation Office (ATO). The ABN was introduced on 1 July 2000 by John Howard's Liberal govern ...

s (ABNs) {{DEFAULTSORT:Abr