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Tri*en"ni*al (?), a. [L. triennium the space of three years; tri- (see Tri-) + annus year. See Annual.]


Continuing three years; as, triennial parliaments; a triennial reign.



Happening, coming about, or appearing once in every three years; as, triennial elections; a triennial catalogue; a triennial visitation.

T. Warton.


© Webster 1913.

Tri*en"ni*al, n.

Something which takes place or appears once in three years.


© Webster 1913.

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