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Latin Terminology

Latin terms for anniversaries [from Wikipedia: Anniversaries]

  • Annual - 1 year
  • Biennial - 2 years
  • Triennial - 3 years
  • Quadrennial - 4 years
  • Quinquennial - 5 years
  • Sexennial - 6 years
  • Septennial - 7 years
  • Octennial - 8 years
  • Novennial - 9 years
  • Decennial - 10 years
  • Undecennial - 11 years
  • Duodecennial - 12 years
  • Tredecennial - 13 years
  • Quattuordecennial - 14 years
  • Quindecennial - 15 years
  • Vigintennial or vicennial - 20 years
  • Semicentennial or quinquagenary - 50 years
  • Semisesquicentennial - 75 years
  • Centennial - 100 years
  • Quasquicentennial - 125 years
  • Sesquicentennial - 150 years
  • Demisemiseptcentennial or quartoseptcentennial - 175 years
  • Bicentennial - 200 years
  • Semiquincentennial - 250 years
  • Tercentennial or tricentennial - 300 years
  • Semiseptcentennial - 350 years
  • Quadricentennial or quatercentenary- 400 years
  • Quincentennial - 500 years
  • Sexcentennial - 600 years
  • Septcentennial or septuacentennial - 700 years
  • Octocentennial - 800 years
  • Nonacentennial - 900 years
  • Millennial - 1000 years
  • Bimillennial - 2000 years

Last modified April 13, 2016