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