PFR

PFR may refer to:

Science and technology

• Plug flow reactor model, a reactor simulation model
• Prototype Fast Reactor, a nuclear reactor at Dounreay
• PFR, Phosphate Flame Retardant, a type of Flame Retardant
• pFR, a form of the light-sensing pigment phytochrome found in plants
• pFR, polymeric Flame Retardant, a type of Flame Retardant
• Polynomial Freiman-Ruzsa, a conjecture in Mathematics

Other

• Partito Fascista Repubblicano, a former political party in Italy
• Persons and Family Relations, one of the subjects covered in Civil Law on the Philippine Bar Examinations
• PFFR, an alternative rock group
• PFR (band) (Pray for Rain), a Christian music group
• PFR, product feature request
• Pontefract Baghill railway station, England; National Rail station code PFR
• Pork fried rice, a Chinese dish
• Portable Font Resource
• Power finesse ratio, a statistic for baseball pitchers
• Prism fusion range, a clinical eye test to assess motor fusion
• Pro Football Reference, a statistics database for professional American football
• Promoted from Reserves (badminton)