triennial

Noun
  1. The 300th anniversary (or the celebration of it) (synset 115276568)
    hypernym: anniversary, day of remembrance - the date on which an event occurred in some previous year (or the celebration of it)
    synonym: tercentenary, tercentennial
Adjective
  1. Occurring every third year or lasting 3 years (synset 301976671)
    similar: periodic, periodical - happening or recurring at regular intervals

Found on Word Lists

Find words of a similar nature on these lists:

Other Searches