Occurring every third year or lasting 3 years
Continuing three years;
Noun
the 300th anniversary (or the celebration of it)
Adjective
occurring every third year or lasting 3 years
a.
Continuing three years; as, triennial parliaments; a
triennial reign.
a.
Happening, coming about, or appearing once in every
three years; as, triennial elections; a triennial catalogue; a
triennial visitation.
n.
Something which takes place or appears once in three
years.
Triennial
Triennial
Continuing three years;
Something which takes place or appears once in three years.
Usage Examples
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