English dictionary



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English adjective: triennial

1. triennial occurring every third year or lasting 3 years


Similarperiodic, periodical


Antonymsaperiodic, nonperiodic


English noun: triennial

1. triennial (time) the 300th anniversary (or the celebration of it)


Synonymstercentenary, tercentennial


Broader (hypernym)anniversary, day of remembrance









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