PBR may refer to:

Science and technology

Passive bistatic radar Passive radar systems (also referred to as passive coherent location, passive surveillance systems, and passive covert radar) encompass a class of radar systems that detect and track objects by processing reflections from non-cooperative sources of ...

* Partition boot record * Pebble bed reactor, a type of nuclear reactor * Peripheral benzodiazepine receptor, another name for

translocator protein Translocator protein (TSPO) is an 18 kDa protein mainly found on the outer mitochondrial membrane. It was first described as peripheral benzodiazepine receptor (PBR), a secondary binding site for diazepam, but subsequent research has found the re ...

* Phosphorus bromide *

Photobioreactor image:Bioreaktor quer2.jpg, Moss bioreactor, Moss photobioreactor to cultivate mosses like ''Physcomitrella patens'' at the laboratory scale A photobioreactor (PBR) refers to any cultivation system designed for growing Photoautotrophism, photoautotr ...

Policy-based routing In computer networking, policy-based routing (PBR) is a technique used to make routing decisions based on policies set by the network administrator. When a router receives a packet it normally decides where to forward it based on the destination ...

* Pusey-Barrett-Rudolph theorem about the reality of quantum states * Physically based rendering, a method used in computer graphics * Precariously balanced rock, another name for a balancing rock

Commerce

Petrobras Petróleo Brasileiro S.A., better known by the portmanteau Petrobras (), is a state owned enterprise, state-owned Brazilian multinational corporation in the petroleum industry headquartered in Rio de Janeiro, Brazil. The company's name transla ...

, Brazilian oil company, NYSE code * Payment by Results *

Pre-Budget Report The Spring Statement of the British Government, also known as the "mini-budget", is one of the two statements HM Treasury makes each year to Parliament of the United Kingdom, Parliament upon publication of economic forecasts, the second taking pla ...

, one of the two economic forecasts that HM Treasury is required to deliver to the UK Parliament each year

Military

* Patrol Boat, River, a US Navy designation *

Plastic baton round A plastic bullet or plastic baton round (PBR) is a non-lethal projectile fired from a specialised gun. Although designed as a non-lethal weapon, they have caused a number of deaths when used incorrectly. Plastic bullets are generally used for ...

, a type of non-lethal projectile

Transport

* Potters Bar railway station, Hertfordshire, England, National Rail station code * Puffing Billy Railway, tourist railway in Melbourne, Australia

Other

* Pabst Blue Ribbon, an American beer brand *

Parti Burkinabè pour la Refondation Parti may refer to: *Parti (surname), a Hungarian surname, and a list of people with the name * ''Parti'' (architecture), the organizing concepts behind an architect's design * *, a lake in Russia See also *Partie (disambiguation) *Party (disambi ...

Pelita Bandung Raya Madura United Football Club is an Indonesian professional football club. The club is based in Pamekasan, Madura, East Java. They currently play in the Liga 1. Established on 10 January 2016, Madura United FC is one of few professional clubs ...

, a football club based in Bandung, Indonesia *

Performance-based regulation Performance-based regulation (PBR) is an approach to utility regulation designed to strengthen utility performance incentives. Thus defined, the term PBR is synonymous with incentive regulation. The two most common forms of PBR are award-penalty ...

of utilities * Plant breeders' rights over new varieties * Professional Bull Riders, an international professional bull riding organization {{disambiguation