What is the Meaning of Triennial?

Meaning for word Triennial is 'the 300th anniversary (or the celebration of it)'.

Triennial meaning & Triennial definition in MeaningPedia

There are 2 meaning(s) for word Triennial

Meaning 1 : the 300th anniversary (or the celebration of it)

Synonyms : tercentenary, tercentennial

Meaning 2 : occurring every third year or lasting 3 years

Similar words of Triennial :