PCE may stand for:
Business and economics Personal consumption expenditure, or private consumption expenditure Personal consumption expenditures price index, a measure of inflation
Chemistry and engineering PCE or eticyclidine, an illegal drug related to Phencyclidine (PCP) Tetrachloroethylene (perchloroethylene), widely used in dry-cleaning Polycarboxylate ethers, superplasticizers Pro-opiomelanocortin converting enzyme, an enzyme Pyrometric cone equivalent, measuring heat in the firing of pottery Power conversion efficiency, a near synonym for "Energy conversion efficiency" often used in the field of photovoltaics
Computing Path computation element, a network element used for pathfinding Principle of computational equivalence, a concept developed by Stephen Wolfram published in the book A New Kind of Science PC Engine, a video game console developed by NEC and Hudson Soft
Medicine Prenatal cocaine exposure, exposure of a fetus to cocaine when a pregnant woman uses the drug Eticyclidine, a dissociative anesthetic drug
Organizations Paavai College of Engineering, Namakkal, Tamil Nadu, India Padmanava College of Engineering, Rourkela, an engineering college in Rourkela, Orissa state, India Parents for Choice in Education, an advocacy group in Utah, U.S. Parliamentary Commissioner for the Environment, New Zealand government agency
Political parties Spain PCE, Communist Party of Spain or "Partido Comunista de España" PCE(i), Communist Party of Spain (International)(1975) or Partido Comunista de España(Internacional) PCE(m-l), Communist Party of Spain (Marxist–Leninist) or Partido Comunista de España (Marxista-Leninista) PCE(ML), Communist Party of Spain (Marxist–Leninist) (historical) or Partido Comunista de España (Marxista-Leninista) PCE(M-R), Workers' Party of Spain–Communist Unity or Partido de los Trabajadores de España–Unidad Comunista PCE(R), Communist Party of Spain (Reconstituted) or Partido Comunista de España (Reconstituido)
Other countries Parti Communautaire Européen, a political party in Belgium Partido Comunista del Ecuador, the Communist Party of Ecuador
Other ISO 639:pce or Palaung language, spoken in Burma and neighboring countries Passenger car equivalent, a measure of traffic flow A US Navy hull classification symbol: Patrol craft escort (PCE) Power cost equalization, a state subsidy in Alaska Pardubice