Tau (disambiguation)

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Tau ,Τ or τ, is the 19th letter of the Greek alphabet.

Tau may also refer to:


Science and technology[edit]


  • Tau test in statistics (tau-a, tau-b and tau-c tests or Kendall tau rank correlation coefficient)


  • Tau effect, a sensory illusion relating to the perception of space



  • Tau (mythology), an evil spirit in Guaraní mythology
  • The Cross of Tau, a Christian symbol so called due to its resemblance to the letter Tau


  • Nicolae Țâu, a Moldovan politician who was Foreign Minister of Moldova between 1990 and 1993
  • Jimmy Tau, South African football (soccer) player
  • Tau (rapper), a Polish rapper

As an acronym[edit]

See also[edit]

  • Tau for uses of the Greek letter Τ/τ