Eta (disambiguation)

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Eta (Η, η) is the seventh letter of the Greek alphabet.

ETA is Euskadi Ta Askatasuna, an armed Basque separatist group proscribed as a terrorist organization by the Spanish government.

Eta or ETA may also refer to:


Science and technology[edit]

Other uses[edit]

  • Eta (given name), a feminine given name
  • Eric the Midget, also known as Eric the Actor, a member of The Howard Stern Show‍ '​s Wack Pack
  • Excise Tax Act, the governing legislation for Canada's Goods and Services Tax
  • European Technical Approval, a certificate granted by the European Organisation for Technical Approvals which allows building products to be sold throughout Europe
  • Eta (glider), a very high performance German glider
  • Eta, a derogatory term used by the Japanese to refer to the Burakumin in the feudal era
  • 'eta, a letter or glottal stop used in the Tahitian languages, visually resembling a left single quotation mark

See also[edit]

  • Eta Carinae, a highly luminous hypergiant double star
  • Eta conversion or η-conversion, the idea of extensionality in lambda calculus