adjective sex·en·ni·al \(ˈ)sek¦senēəl\

Definition of sexennial

  1. 1 :  continuing or lasting six years a sexennial period

  2. 2 :  occurring, appearing, or being made, done, or acted upon every six years


\-əlē, -li\ adverb

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Origin and Etymology of sexennial

Latin sexennium period of six years (from sex six + -ennium, from annus year) + English -al — more at six, annual

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a rounded knoll or a ridge of ice

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