What is PE?
'''PE''' is a common [[abbreviation]]. ==Geography== *The [[Top Level Domain|top-level-domain]] of [[Peru]] *[[Pernambuco]], one of the [[States of Brazil|states]] of [[Brazil]] *[[Prince Edward Island]], one of the [[Provinces of Canada|Provinces]] of [[Canada]] *[[Port Elizabeth]], a city in [[South Africa]] *The [[post code]] for [[Peterborough]], in the [[United Kingdom]] ==Economics== *[[Private equity]] *[[Price–earnings ratio]] *[[P/E ratio]] ==Science, medicine, and therapy== *[[Premature ejaculation]] *[[Penis enlargement]] *[[Physical education]] *[[Phenylephrine]], a [[drug]] *[[Phosphatidylethanolamine]], a class of [[substance]]s found in [[cell membrane]]s *[[Pulmonary embolism]] *[[Pleural effusion]] *[[Phycoerythrin]], a [[protein]] *[[Polyethylene]], a common [[plastic]] [[polymer]] *[[Potential energy]] * [[Present Era]], a year numbering system commonly used in archaeology that uses 1950s as the epoch marker * [[Probability of exceedance]], probability calculations in earthquake and disaster hazard analysis * [[Prolonged exposure therapy]], a form of behavior therapy designed to treat posttraumatic stress disorder * [[Protective earth]], a type of electrical protective system * Phenytoin equivalent, used to measure doses of [[fosphenytoin]] * [[Reduction potential|pE]], the negative logarithm of the electron activity {{disambig}}