PRF may refer to:

Science and technology

Physical register file A register file is an array of processor registers in a central processing unit (CPU). Register banking is the method of using a single name to access multiple different physical registers depending on the operating mode. Modern integrated circui ...

, in CPU design *

Platelet rich fibrin Platelet-rich fibrin (PRF) or leukocyte- and platelet-rich fibrin (L-PRF) is a second-generation PRP where autologous platelets and leukocytes are present in a complex fibrin matrix to accelerate the healing of soft and hard tissue and is used as a ...

Pontine reticular formation The reticular formation is a set of interconnected nuclei that are located throughout the brainstem. It is not anatomically well defined, because it includes neurons located in different parts of the brain. The neurons of the reticular formation ...

Positive-real function Positive-real functions, often abbreviated to PR function or PRF, are a kind of mathematical function that first arose in electrical network synthesis. They are complex functions, ''Z''(''s''), of a complex variable, ''s''. A rational function is ...

in mathematics * Programmed ribosomal frameshifting during mRNA translation *

Pseudorandom function family In cryptography, a pseudorandom function family, abbreviated PRF, is a collection of efficiently-computable functions which emulate a random oracle in the following way: no efficient algorithm can distinguish (with significant advantage) betwee ...

Pulse repetition frequency The pulse repetition frequency (PRF) is the number of pulses of a repeating signal in a specific time unit. The term is used within a number of technical disciplines, notably radar. In radar, a radio signal of a particular carrier frequency is tu ...

Organizations

Polícia Rodoviária Federal The Brazilian Federal Highway Police (''Polícia Rodoviária Federal'' or ''PRF'') is a federal highway patrol, subordinate to the Ministry of Justice, whose main function is fighting crime on Brazilian federal roads and highways, as well as mon ...

, the Federal Highway Police of Brazil *

Progeria Research Foundation The Progeria Research Foundation (PRF) is a non-profit organization dedicated to developing treatments and, ultimately, a cure for progeria, a congenital disorder. The Foundation was established in 1999 by the family and friends of Sam Berns, a chi ...

Business

* Pasture, rangeland, and forage insurance, a type of

crop insurance Crop insurance is purchased by agricultural producers, and subsidized by the federal government, to protect against either the loss of their crops due to natural disasters, such as hail, drought, and floods, or the loss of revenue due to declines ...

for livestock growers

Other uses

Perfect (grammar) The perfect tense or aspect (abbreviated or ) is a verb form that indicates that an action or circumstance occurred earlier than the time under consideration, often focusing attention on the resulting state rather than on the occurrence itself. ...

, a tense {{disambiguation