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). The instruction set architecture of a CPU will almost always define a set of registers which are used to stage data between memory and the functional units on ...

, in CPU design *

Platelet rich fibrin Platelet-rich fibrin (PRF) or leukocyte- and platelet-rich fibrin (L-PRF) is a derivative of 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 ti ...

Pontine reticular formation The reticular formation is a set of interconnected nuclei in the brainstem that spans from the lower end of the medulla oblongata to the upper end of the midbrain. The neurons of the reticular formation make up a complex set of neural networks i ...

* Positive-real function 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) between ...

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 nonprofit organization, 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 fri ...

Business

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

crop insurance Crop insurance is insurance purchased by agricultural producers and subsidized by a country's government to protect against either the loss of their crops Failed acreage, due to natural disasters, such as hail, drought, and floods ("crop-yield ins ...

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