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ECT may refer to:

Educational institutions

  • École Canadienne de Tunis, a school in Tunis, Tunisia
  • Emirates College of Technology, in Abu Dhabi

Government and politics

  • Catalan Workers' Left (), a former political party in France
  • Correios, the Brazilian postal service
  • Energy Charter Treaty, for cross-border cooperation

Medicine and psychology

  • Ecarin clotting time
  • Ectomesenchymal chondromyxoid tumor
  • Electrochemotherapy
  • Electroconvulsive therapy
  • Elementary cognitive task
  • Emission computed tomography
  • Expectation confirmation theory

Religion

  • Eternal conscious torment, a view of Hell in Christianity
  • Evangelicals and Catholics Together, an ecumenical document

Technology

  • ECN-capable transport, related to Internet explicit Congestion Notification
  • Eddy-current testing
  • Edge crush test
  • Electrical capacitance tomography
  • Elementary comparison testing
  • European Centre of Technology

Transportation

  • Ealing Community Transport, UK
  • East Chicago Transit, in Illinois, US
  • Eastern Continental Trail, in eastern North America

Other uses

  • Ecuador Time (UTC−5), standard time zone
  • ECT (TV programme), UK, 1985