LSR may refer to:

Computing

Label switch router Multiprotocol Label Switching (MPLS) is a routing technique in telecommunications networks that directs data from one node to the next based on labels rather than network addresses. Whereas network addresses identify endpoints, the labels identi ...

, a type of router located in the middle of an MPLS network * ''

Lego Stunt Rally ''Lego Stunt Rally'' is a Lego-themed racing video game for Windows and Game Boy Color. Developed by Intelligent Games for PC and Graphic State for Game Boy Color and published by Lego Media, the game features a track editor that allows players ...

'', a video game *

Link-state routing protocol Link-state routing protocols are one of the two main classes of routing protocols used in packet switching networks for computer communications, the others being distance-vector routing protocols. Examples of link-state routing protocols include ...

, one of the two main classes of routing protocols used in packet switching networks * Linux Screen Reader, a free and open source assistive technology of the GNOME desktop environment * Logical shift right, a type of

logical shift In computer science, a logical shift is a bitwise operation that shifts all the bits of its operand. The two base variants are the logical left shift and the logical right shift. This is further modulated by the number of bit positions a given v ...

operator used in some computer languages * Loose Source Routing, an IP routing option used for mobility in IP networks * Link state request, a type of

OSPF 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 message

Organizations

* LSR Group, one of Russia's largest construction firms *

Lady Shri Ram College for Women Lady Shri Ram College (LSR) is a constituent women's college, affiliated with the University of Delhi. History Established in 1956 in New Delhi by the late Lala Shri Ram in memory of his wife Phoolan Devi (Lady Shri Ram), the college began ...

, a university in Delhi, India *

League for Socialist Reconstruction {{DeLeonism League for Socialist Reconstruction (LSR) was a DeLeonist political organization with sections in New York City and Michigan. Joseph Brandon, Louis Lazarowitz, Sam Brandon and other LSR members had been active in the Industrial Uni ...

, a DeLeonist political organization in the United States *

League for Social Reconstruction The League for Social Reconstruction (LSR) was a circle of Canadian socialists officially formed in 1932. The group advocated for social and economic reformation as well as political education. The formation of the LSR was provoked by events suc ...

, a socialist think-tank in Canada which ran from 1931 to 1942 *

Leeds Student Radio Leeds Student Radio is a student radio station broadcasting every day during term time from Leeds University Union at the University of Leeds. It is also the official student radio station for Leeds Trinity University and Leeds College of M ...

, a student radio station based in Leeds * ''

Liberdade, Socialismo e Revolução International Socialist Alternative (ISA) is an international association of Trotskyist political parties. ISA was founded by sections on one side of a split in the Committee for a Workers' International (CWI). History In 2018 and 2019, a di ...

'', a Brazilian socialist organization * Life Sciences Research, the U.S. incorporation of

Huntingdon Life Sciences Huntingdon Life Sciences (HLS) was a contract research organisation (CRO) organized in Maryland and headquartered in East Millstone, New Jersey. It was founded in 1951 in Cambridgeshire, England. It had two laboratories in the United Kingdom a ...

LifeRing Secular Recovery LifeRing Secular Recovery (LifeRing or LSR) is a Secularity, secular, non-profit organization providing peer-run addiction recovery groups. The organization provides support and assistance to people seeking to recover from Drug addiction, alcohol ...

, an addiction recovery support group *

Freedom of Russia Legion The Freedom of Russia Legion (FRL, ; ; abbr. ''ЛСР'', ''LSR''), also called the Free Russia Legion, is a Ukrainian-based Paramilitary, paramilitary unit of Russian citizens, which Opposition to Vladimir Putin in Russia, opposes the Russia u ...

(''Legion "Svoboda Rossii")''

Sciences

Local standard of rest In astronomy, the local standard of rest or LSR is a reference frame which follows the mean motion of material in the Milky Way in the neighborhood of the Sun (stars in radius 100 pc from the Sun), on average sharing the same velocity around the ...

, a frame of reference for motion of matter in the Milky Way galaxy proximate to the Sun *

Land speed record The land speed record (LSR) or absolute land speed record is the highest speed achieved by a person using a vehicle on land. By a 1964 agreement between the Fédération Internationale de l'Automobile (FIA) and Fédération Internationale de M ...

, the record for highest speed by a land vehicle * Liquid silicone rubber, a form of

silicone rubber Silicone rubber is an elastomer composed of silicone—itself a polymer—containing silicon together with carbon, hydrogen, and oxygen. Silicone rubbers are widely used in industry, and there are multiple formulations. Silicone rubbers ar ...

Lipolysis-stimulated lipoprotein receptor Lipolysis-stimulated lipoprotein receptor is a protein that in humans is encoded by the ''LSR'' gene In biology, the word gene has two meanings. The Mendelian gene is a basic unit of heredity. The molecular gene is a sequence of nucleotid ...

Other

LSR (sniper rifle) The Light Sniper Rifle (LSR) is a Pakistani 7.62×51mm bolt-action sniper rifle designed and manufactured by the POF. It was displayed on 23 November 2016 along with the HMG PK-16 in the IDEAS Exhibition. It was designed to fulfill the increasi ...

, a Pakistani sniper rifle *

Local storm report A Local Storm Report (LSR) is transmitted by the National Weather Service (NWS) when it receives significant information from storm spotters, such as amateur radio operators, Storm chasing, storm chasers, law enforcement officials, civil defense (n ...

, a product issued by the U.S. National Weather Service * A type of equipment on the Israel television show ''

HaShminiya ''HaShminiya'' (; ''The Eight'') is a television series that was broadcast on the Israeli channel Arutz HaYeladim in HOT. Although the show was designated for children and teenagers, it was also popular with adults. The TV series was split into tw ...

'' {{disambig