PE

PE may refer to:

Parasite Eve, a Japanese novel by Hideaki Sena (it could also refer to the video game of the same name for the Sony PlayStation)
Provider edge, a router between computer networks
P/E ratio, price-to-earnings ratio, a measure of the price paid for a share relative to the annual income or profit earned by the firm per share
Physical education, a school or college class including physical exercise
Physical examination, a through check-up performed by a doctor
Polyethylene, a common plastic polymer
Population equivalent, in sewage treatment
Port Elizabeth, a city in South Africa
Portable Executable, a computer file format
Potential energy, energy stored within a physical system
Private equity, equity investments in companies that are not traded on a public stock exchange
Private Eye, a character class in the MMORPG Neocron
Premature ejaculation
Windows Preinstallation Environment, a lightweight version of Microsoft Windows
The Press-Enterprise (California), a newspaper serving the Inland Empire in Southern California

Processing element, a single unit in parallel computing
Principles and Practice of Engineering Exam, an engineering examination in the United States
Profane Existence, a Minneapolis-based anarcho-punk collective
Professional Engineer, a term for registered or licensed engineers in some countries
Prolonged exposure therapy, a form of behavior therapy designed to treat posttraumatic stress disorder
Protective earth, a type of electrical protective system
Protocol encryption, a feature of some peer-to-peer file-sharing clients
Project Entropia, a massively multiplayer online virtual universe
Public Enemy (band), a hip hop group from Long Island, New York
Pulmonary edema, swelling and/or fluid accumulation in the lungs
Pulmonary embolism, a blockage of the pulmonary artery
Punctuated equilibrium, a theory of evolutionary biology
Phycoerythrin, a water-soluble protein used as a fluorescent marker in microscopy and flow cytometry
Princess Elizabeth Challenge Cup, a rowing event at Henley Royal Regatta
Phenylephrine, an adrenergic receptor agonist used primarily as a decongestant

Pe may refer to:

one of the two ancient Egyptian towns which merged to become Buto
Pe (letter), a letter in many Semitic alphabets
Pe (Cyrillic) (П), a letter in the Cyrillic alphabet
$wp$ a letter in some mathematical literature, including the Weierstrass's elliptic functions
Pe, one of the transliterations of the fourth syllable in Buddhist mantra Om mani padme hum
Pe (text editor), a text editor for the BeOS operating system
Pe, a town on the Yarlung Tsangpo River (Tibet)

Pe is an abbreviation for: